Sounds from Space

 

Sounds from Scientific, Meteorological and Commercial Satellites 2014-2016

This part of my audio collection is dedicated to commercial and scientific satellites. I started this separate section when Greg Roberts, ZS1BI in Cape Town, started to convert some of his old recordings from a tape recorder with elastic belt drives to electronic format. Greg is a retired professional astronomer and since 1957 has been actively involved in the tracking of artificial satellites, both by optical and radio means. Click on his picture to the right to get more information about him and his activities.

Greg Roberts ZS1BI

Many thanks to Greg Roberts ZS1BI for getting this section started and to all the other people who kindly contributed: Alois Ochojski DL3PD/SK, Roy Welch W0SL, Sven Grahn, Kurt Ringel DF7FU, Chris Gross, Mike D. Kenny, Brian Hougesen OZ1SKY, Michael Fletcher OH2AUE, Dale Ireland, Alan Banks, Paul Marsh M0EYT, Patrick DK193WN, Mike Rupprecht DK3WN, Loren Moline WA7SKT, Maik Hermenau, Jean-Louis Rault F6AGR, Dick Flagg AH6NM, Don P. Mitchell, Bill Chaikin KA8VIT, Dick Daniels W4PUJ/SK, Patrick Hajagos, Henk Hamoen PA3GUO, Thomas Koziel DG3IX, Tobias Lindemann, Josef Huber, Tetsu-san JA0CAW, Jan PE0SAT, Nils von Storch, Darko 9A3LI, Federico Manzini, Phil Williams, Jos Heymann, Roland Proesch DF3LZ, Davide D'Aliesio IW0HLG, Giulio Manzoni IV3DTB/9V1FC, Fer Paglia IW1DTU, Enrico Gobbetti IW2AGJ, Raydel Abreu Espinet CM2ESP, Flavio PY2ZX, Frederick W. Krappe, Colin Mackellar, Aitor Conde, Davide D'Aliesio IW0HLG, Jean-Pierre Godet F5YG, Milen Rangelov, Francisco EA7ADI, Luc VE2FXL, Roland PY4ZBZ, Rob PA0RWE, Edgar J. Kaiser DF2MZ, Egor UB1QBJ, Graham Leighton G8FXB and Luciano PY5LF.

Picture

Object name
#NORAD

Description

Launch
Date

Weight

DMSP F-19
DMSP 5D-3/F19
USA249
#39640
(2014-015A)

DMSP-F19, also known as DMSP 5D-3 F19 or USA 249, is a US Department of Defense weather satellite launched on an Atlas 5 rocket from Vandenberg into a 850km high sun-synchronous orbit. DMSP is a space- and ground-based system used to collect and disseminate timely global environmental data to the Department of Defense and other governmental agencies. This environmental data consists of visible and infrared cloud cover and other specialized meteorological, oceanographic, and solar-geophysical information required to support the war fighter. DMSP satellites “see” environmental features such as clouds, bodies of water, snow, fire, and pollution in the visual and infrared spectra. The data can be used to determine cloud type and height, land and surface water temperatures, water currents, ocean surface features, ice, and snow. DMSP data are processed on the ground, interpreted by meteorologists, and ultimately used in planning and conducting U.S. military operations worldwide.

Apr 3rd 2014

1200 kg

The S-Band wideband downlink on 2252.5 MHz of DMSP F-18 was received and enclosed FFT plot was generated in May 2014 by Milen Rangelov.

Sentinel-1
Sentinel-1A
#39643
(2014-016A)

Sentinel-1 is a Earth Observation satellite built by Thales Alenia Space for ESA. I features a synthetic aperture radar (SAR) operating in C-Band (5.405 GHz, 90 MHz bandwidth) and expected to provide a ground resolution of down to 0.5m. it is the first of a series of 5 satellites and part of GMES (Global Monitoring for Environment and Security) program of the European Union. In 2012 GMES was renamed to Copernicus.
Its downlinks are:
S-Band 2254.1 MHz, 2.2 MHz bandwidth
X-Band channel 1: 8095 MHZ, 140 MHz bandwidth
X-Band channel 2: 8260 MHz , 140 MHz bandwidth
The uplink is:
S-Band 2075.6504 MHz, 768 kHz bandwidth

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April 4th 2014

2280 kg

SporeSat
#39681
(2014-022B) 

SporeSat is an autonomous, free-flying three-unit (3U) spacecraft that will be used to conduct scientific experiments to gain a deeper knowledge of the mechanisms of plant cell gravity sensing. SporeSat was launched with the falcon 9 rocket as secondary payload of SPACE-X CRS-3. The 3U Cubesat was built by NASA Ames Research Center, Santa Clara University, Purdue University, and University of Texas. It will transmit every 5 seconds an AX-25 packet on 437.100 MHz.

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April 18th 2014

5 kg

TSAT
#39682
(2014-022C)  

TSAT is a dual mission using the GlobalStar satellite communication modem to demonstrate a reliable and global nanosat network and a Space Weather bus design consisting of a plasma probe, 3-axis magnetometer, and 3 ultraviolet photodiodes.The Space Weather bus will investigate the low-altitude ionosphere (120-350 km) in the Extremely Low Earth Orbit (ELEO) satellite region. TSAT was launched with the falcon 9 rocket as secondary payload of SPACE-X. The 2U Cubesat was built by Taylor University.

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April 18th 2014

2 kg

PhoneSat-v2.5
#39683
(2014-022D)  

PhoneSat-v2.5 was launched with the falcon 9 rocket as secondary payload of SPACE-X. The 1U Cubesat was built by NASA Ames Research Center. PhoneSat 2.5 transmits on 437.425 MHz an 1200bd AFSK beacon signal every 30 seconds when in operational mode respectively every 150 seconds when in charging mode.

April 18th 2014

1 kg

Mike DK3WN received the 1200bd AFSK signal of PhoneSat-v2.5 on May 9th 2014 at 09:14 UTC. Recording kindly provided by Mike DK3WN.

ALL-STAR/THEIA
#39684
(2014-022E)  

THEIA is an imaging payload built to test the capabilities of the ALLSTAR-1 Bus. ALL-STAR/THEIA was launched with the falcon 9 rocket as secondary payload of SPACE-X. The 3U Cubesat was built by Colorado Space Grant Consortium at the University of Colorado at Boulder. ALL-STAR features a S-Band downlink at 2.4017 GHz transmitting a 254kbps BPSK signal every 15 seconds.

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April 18th 2014

4 kg

Kick Sat
#39685
(2014-022F)  

Kick Sat was launched with the falcon 9 rocket as secondary payload of SPACE-X. The 3U Cubesat was built by Cornell University. The mothership transmits a beacon at 437.505 MHz with 1200 Baud AFSK (AD.25 packets). It was supposed to deploy more than 100 small ChipSats (Sprites) which should transmit on 447.240 MHz using a proprietary protocol. However the deployment did not work. KickSat decayed on May 14th 2014.

April 18th 2014

5.5 kg

On April 22nd 2014 at 00:00 UTC Davide IW0HLG received the 1200bd packet radio signal of Kicksat on 437.505 MHz. Recording and waterfall plot kindly provided by Davide IW0HLG.

COSMOS 2499
KOSMOS 2499
RS-47
#39765
(2014-028E)

KOSMOS 2499 is a Russian military satellite. It was launched on May 23rd 2014 at 22:54 UTC from Plesetsk, Russia on a Soyuz-2.1b rocket.
After its launch COSMOS-2499 made a number of orbital changes.
End of 2014 it was reported by Dmitry Pashkov R4UAB that this satellite also carries RS-47 operating at 435.465 MHz and 435.565 MHz. On November 30
th 2014 the satellite started identifying itself in morse code on 435.465 MHz as RS-47.

May 23rd 2014

48-100 kg

On Dec. 2nd 2014 Paul Marsh M0EYT from UHF-Satcom reported a successful reception of an S-band downlink of COSMOS-2499 at 2280 MHz. Enclosed spectrum plot kindly provided by UHF-Satcom.

On December 5th 2014 at 19:54 UTC Enrico Gobbetti IW2AGJ received 70cm downlink signal during orbit #1515 of COSMOS-2499 on 435.572 MHz. Spectrum plot and audio recording kindly provided by Enrico IW2AGJ.

In the morning of December 11th 2014 during orbit 2587 Jean-Pierre Godet received the following CW telemetry of RS-47 on 435.465 MHz: "TCON 154  MCON 69  SMA 73  SMB 79  MRXA 26 MRXB 14  RS47 UBS 165 UAB 164 IBS 0". Audio recording kindly provided by Jean-Pierre F5YG.

Francisco EA7ADI received the CW downlink of RS-47 on 435.565 MHz on August 1st2015 at 18:20 UTC. Recording kindly provided by Francisco EA7ADI.

 

KazEOSat-2
# 40010
(2014-033A)

KazEOSat-2 was launched as one of the 4 main payloads together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. Built by Surrey Satellite Technology Limited of the United Kingdom, KazEOSat-2 is based upon the SSTL-150+ satellite bus and carries a camera which can image the Earth at resolutions of up to 6.5 meter.

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 June 19th 2014

185 kg

 

Hodoyoshi-4
#40011
(2014-033B)

Hodoyoshi-4 was launched as one of the 4 main payloads together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. Hodoyoshi-4 is equipped with a single, more powerful, instrument providing a resolution of 6 meter per pixel. Is is also equipped for further technology demonstration, and store-and-forward communications.

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 June 19th 2014

66 kg

 

UniSat-6
G.A.U.S.S.
#40012
(2014-033C) 

UniSat-6 was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. Like UniSat-5, UniSat-6 carries CubeSat dispensers however it lacks the PocketQube deployers flown on the previous mission. Four CubeSats are expected to be deployed from UniSat-6 at a later date: AeroCube-6, Lemur-1, TigriSat and Antelsat. UniSat-6 features a 9600bd downlink at 437.425 MHz.

 June 19th 2014

 26 kg

On July 20th 2014 at 09:16 UTC Davide IW0HLG received the 9600bd packet radio signal of UniSat-6 on 437.425 MHz. Recording and waterfall plot kindly provided by Davide IW0HLG.

On July 27th 2014 at 09:22 UTC the G.A.U.S.S-team switched the satellite to a low resolution mode of 160px. Thus they were able to create a picture every 1.1 seconds and downlink a series of pictures while passing over Europe. They combined the pictures and compiled enclosed video which is running at 2x the original speed. You can see in the video the Earth passing by the camera while the satellite is spinning once around every 10 seconds. Audio recording of the data downlink and video kindly provided by Aitor Conde from the G.A.U.S.S. team.

 

Deimos-2
#40013
(2014-033D) 

Deimos-2 was launched as one of the 4 main payloads together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. It will be used for high-resolution Earth imaging; it’s EOS-D imager is capable of producing pictures at resolutions as high as 0.75 meter.

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 June 19th 2014

 300 kg

 

BugSat-1
TITA
#40014
(2014-033E) 

BugSat-1 was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. It was built by Satellogic. They have been part of the team who built also CubeBug-1 and CubeBug-2. Besides a C-Band downlink it also features a 9600Bd GMSK AX.25 downlink on 437.445 MHz.

June 19th 2014

25 kg

On January 5th 2015 at 22:46 UTC Darko 9A3LI, reported the following reception on 437.450 MHz in 9600bd FSK AX25 KISS mode:
EMAIL    :tita@satellogic.com ..Upt: 04:29:30 ......Bat:12.22v ..Temp:24.1C ..Gyr:0.99d/s ..
It is most likely that this signal was sent from BugSat-1 as the satellite was over his area at that time too.

On March 22nd 2015 Francisco EA7ADI received the 9600bd FSK downlink of BugSat-1. Recording kindly provided by Francisco EA7ADI.

On May 1st 2015 at 10:08 UTC Francisco EA7ADI received the 9600bd FSK downlink of BugSat-1. Recording kindly provided by Francisco EA7ADI.

 

Hodoyoshi-3
#40015
(2014-033F) 

Hodoyoshi-3 was launched as one of the 4 main payloads together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. Hodoyoshi-3 carries two cameras with resolutions of 40 and 200 meter per pixel. Is is also equipped for further technology demonstration, and store-and-forward communications.

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 June 19th 2014

60 kg

 

SaudiSat-4
#40016
(2014-033G) 

SaudiSat-4 was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. SaudiSat-4 spacecraft will be used to study whether a phenomenon called the photoelectric effect, which causes metals to emit electrons when exposed to ultraviolet radiation, can be use to cancel out electrical charges which build up in satellite components over time.

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 June 19th 2014

100 kg

 

TabletSat-Aurora
TabletSat-2U-EO
#40017
(2014-033H) 

TabletSat-Aurora was designed and built by Russian startup company SPUTNUK. It was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. This satellite is a technology demonstrator amd will observe the Earth, returning images with a resolution of up to 15 meter.

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June 19th 2014

25 kg

 

AprizeSat-9
#40018
(2014-033J) 

AprizeSat-9 was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. AprizeSat-9 will be used for commercial communications.

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 June 19th 2014

12 kg

 

AprizeSat-10
#40019
(2014-033K) 

AprizeSat-10 was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. AprizeSat-10 will be used for commercial communications.

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 June 19th 2014

12 kg

 

BRITE-Toronto
BRITE-CA 1
#40020
(2014-033L) 

BRITE-Toronto was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. BRITE-CA 1 is the fourth member of the six-satellite Bright Star Target Explorer (BRITE) constellation.

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 June 19th 2014

 10 kg

 

Duchifat-1
DUCHIFAT-1
#40021
(2014-033M )

Duchifat-1 was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. The Israeli satellite was being developed as part of a special QB50 project for students, who are building special-purpose cubesats for a variety of purposes. Duchifat-1 responds to APRS signals and can be used to locate lost travelers. The 1200bd BPSK downlink is on 145.980 MHz.

June 19th 2014

 0,86 kg

On July 20th 2014 at 22:15 UTC Davide IW0HLG received the 1200bd BPSK packet radio signal of Duchifat-1 on 145.980 MHz. Recording and waterfall plot kindly provided by Davide IW0HLG.

 

PACE
#40023
(2014-033P)  

Platform for Attitude Control Experiments (PACE) CubeSat was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia.

No signal reports were received after its launch.

June 19th 2014

 2 kg

 

NanoSatC-Br 1
#40024
(2014-033Q) 

NanoSatC-Br 1 was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. It features a 1200bd BPSK downlink at 145.865 MHz.

June 19th 2014

 1 kg

On July 20th 2014 at 08:53 UTC Davide IW0HLG received the 1200bd BPSK packet radio signal of NanoSatC-Br 1 on 145.865 MHz. Recording and waterfall plot kindly provided by Davide IW0HLG.

On December 13th 2014 Francisco EA7ADI received the CW downlink of NanoSatC-BR1. Recording kindly provided by Francisco EA7ADI.

 

POPSAT-HIP-1
#40028
(2014-033U)

POPSAT-HIP-1 is a 3-unit cubesat built by Microspace Rapid Pte Ltd., Singapore and launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. The satellite shall demonstrate the functionality of a high resolution optical payload and attitude control micropropulsion propulsion system on a Cubesat Class Nano-satellite. POPSAT-HIP1 transmits on 437.405 MHz with 2 Watts in CW, 1200bd AFSK and 9600bd FSK CCSDS.

June 19th 2014

 3 kg

Enclosed recording of the CW downlink signal of POPSAT-HIP1 was kindly provided by Giulio IV3DTB/9V1FC .

On December 31st 2014 at 10:30 UTC Francisco EA7ADI received the CW signal of POPSAT-HIP-1. Recording kindly provided by Francisco EA7ADI.

 

DTUSat-2
OZ2DTU
#40030
(2014-033W)

DTUSat-2 (Danish Technical University Satellite-2) was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. Its primary mission is bird migration monitoring and tracking.

The uplink is at 1268.900 MHz in 9.6kbit/s CPFSK modulation.

The downlink is at 2401.835 MHz (some have reported 2401.842 MHz) with an output power up to 220mWand features several modes: A CW beacon (30 bit/s OOK) with 220mW output power using the callsign OZ2DTU is repeated ever 30 or 60 seconds (depending on OBC is running or not ). Alternatively the downlink can be switched also to transmit data in 1.2kbit/s, 19.2kbit/s and 38.4kbit/s MSK modulation.

June 19th 2014

 1 kg

Enclosed CW and MSK signal was received on August 28th 2015 at 09:27:40 UTC on 2401.840 MHz by DD1US. One can clearly hear the beacon transmiting ?Z2DTU followed by the bits 100100100.Finally a short MSK transmission. The signals were demodulated in AM and FM because CW is best audible in AM whereas MSK is audible only using an FM demodulator.

 

AntelSat
#40034
(2014-033AA)

AntelSat was released by UniSat-6 25 hours and 38 minutes after separation from the launch vehicle. The launch was on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia.

June 19th 2014

 2 kg

Mike DK3WN received the 1200bd AFSK signal of AntelSat on March 30th 2015 at 08:43 UTC. Recording kindly provided by Mike DK3WN.

 

Perseus-M 2
#40037
(2014-033AD) 

Perseus-M 2 was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 from Dombarovsky in Southern Russia. It is the second 6-unit cubesat and carries an AIS receiver intended to collect data on the position and status of ships at sea.

June 19th 2014

 

On March 23rd 2015 at 22:33 UTC Darko 9A3LI, received on 400.167 MHz the signals of Perseus-M1 and Perseus-M2. Enclosed spectrum plot and audio recording which contains the signals of both, Perseus-M1 and M2 were kindly provided by Darko 9A3LI.

 

Perseus-M 1
#40039
(2014-033AF)

Perseus-M 1 was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 from Dombarovsky in Southern Russia. Its is the first 6-unit cubesat and carries an AIS receiver intended to collect data on the position and status of ships at sea.

June 19th 2014

 

On March 23rd 2015 at 22:33 UTC Darko 9A3LI, received on 400.167 MHz the signals of Perseus-M1 and Perseus-M2. Enclosed spectrum plot and audio recording which contains the signals of both, Perseus-M1 and M2 were kindly provided by Darko 9A3LI.

 

PolyITAN-1
#40042
(2014-033AJ) 

PolyITAN-1 is a CubeSat designed and built by the National Technical University of Ukraine – KPI in cooperation with the Ukrainian HAM radio community. The mission is to launch Ukrainian educational satellite build by KPI students and space exploration enthusiasts. PolyITAN-1 was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. PolyITAN-1's mission targets are:
-
Develop, build, test, launch and operate a Ukrainian small satellite platform based on Cubesat standard.
-
Conduct mission experiments with following payloads: Sun sensor, attitude position and orientation system including system software and test on-board GLONASS/GPS navigation subsystem.
-
Build ground segment infrastructure for satellite communication.
-
Develop and test onboard and ground telecommunication software, implement telecommunication protocols.
-
Establish cooperation between educational institute, space agency(s) and various government authorities, HAM radio community and others.
PolyITAN-1 features a 1200bd AFSK/CW downlink on 437.675 MHz. It uses the callsign EM0UKPI.

June 19th 2014

 1 kg

On December 14th 2014 at 12:01 UTC Francisco EA7ADI received the AFSK downlink signal of PolyITAN-1. Recording kindly provided by Francisco EA7ADI.

 

TigriSat
#40043
(2014-033AK)

TigriSat, Irak's first cubeat, was released by UniSat-6 25 hours and 38 minutes after separation from the launch vehicle. The launch was on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. The 9600 bd downlink is on 435.000 MHz.

June 19th 2014

 3 kg

On July 20th 2014 at 22:25 UTC Davide IW0HLG received the 9600bd packet radio signal of TigriSat on 435.000 MHz. Recording and waterfall plot kindly provided by Davide IW0HLG.

On May 1st 2015 at 09:46 UTC Francisco EA7ADI received the 9600bd FSK downlink of TirgriSat. Recording kindly provided by Francisco EA7ADI.

 

Lemur-1
#40044
(2014-033AL)

Lemus-1 was released by UniSat-6 25 hours and 38 minutes after separation from the launch vehicle. The launch was on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia.

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June 19th 2014

 4 kg

 

AeroCube-6A
AC 6A
#40045
(2014-033AM)

AeroCube 6 was released by UniSat-6 25 hours and 38 minutes after separation from the launch vehicle. The launch was on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. After release of AeroCube 6  by UniSat-6 it separate34d in a pair of nano-satellites. The payload of the two spin-stabilized sun-pointing 0.5U cubesats consists of miniaturized dosimeters, an inter-satellite cross-link experiment, an integrated flight computer, a GPS receiver, an UHF transceiver board and new attitude sensors.

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June 19th 2014

 0,5 kg

 

AeroCube-6B
AC 6B
#40046
(2014-033AN)

AeroCube 6 was released by UniSat-6 25 hours and 38 minutes after separation from the launch vehicle. The launch was on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. After release of AeroCube 6  by UniSat-6 it separate34d in a pair of nano-satellites. The payload of the two spin-stabilized sun-pointing 0.5U cubesats consists of miniaturized dosimeters, an inter-satellite cross-link experiment, an integrated flight computer, a GPS receiver, an UHF transceiver board and new attitude sensors.

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June 19th 2014

 0,5 kg

 

BRITE-Montreal
BRITE-CA 2
#40047
(2014-033AP)  

BRITE-Montreal was launched together with 36 other satellites on a Russian Dnepr rocket on Thursday, June 19th 2014 at 19:11h UTC from Dombarovsky in Southern Russia. BRITE-CA 2 is the fifth member of the six-satellite Bright Star Target Explorer (BRITE) constellation. BRITE-CA 2 (BRITE-Montreal) failed to separate from the launch vehicle and thus no signals were received.

 June 19th 2014

 10 kg

SPOT 7
Azersky
 #40053
(2014-034A)

SPOT 7 (Satellite Probatoire de l'Observation de la Terre) is an agile Earth observation satellite. It offers 2 meter resolution data in a 60 kilometer by 60 kilometer swath. The satellite features two NAOMI (New AstroSat Optical Modular Instrument) instruments. SPOT 7 was successfully launched on June 30th 2014 on an Indian PSLV-CA rocket. After successful launch and initial operation the satellite was sold to Azerbaijan's space agency Azercosmos and renamed Azersky.

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June 30th 2014

712 kg

AISat 1
 #40054
(2014-034B)

AISat 1 is an German microsatellite, which carries an experimental spacecraft-based Automatic Identification System (AIS) sensor in low-Earth orbit as a means of tracking maritime assets. AISat 1 was successfully launched on June 30th 2014 on an Indian PSLV-CA rocket.

The satellite is based on DLR's experimental CLAVIS platform. The cube-shaped satellite body carries solar cells for power generation. AISat 1 is carrying an experimental AIS receiver with a 4 m helix antenna that also forms a gravity gradient boom. This high gain antenna enables the satellite to receive Class-A and Class-B AIS signals as well as the AIS-SART (AIS Search and Rescue Transmitter) signals. AISat-1 uses downlink frequencies of 437.250 MHz and 437.511 MHz. The callsign used is DP0AIS.

June 30th 2014

14 kg

On July 19th 2014 at 20:40 UTC Davide IW0HLG received the CW signal of AISat-1 on 437.511 MHz. Recording and waterfall plot kindly provided by Davide IW0HLG.

CanX-4
 #40055
(2014-034C)

CanX-4 and CanX-5 (Canadian Advanced Nanospace eXperiments) are a pair of identical nanosatellites.  They were successfully launched on June 30th 2014 on an Indian PSLV-CA rocket. Their primary mission is the demonstration of on-orbit formation flying, which means that they are controlling their position and orientation with respect to one another to achieve a predefined configuration necessary for coordinated operations. Formation will be controlled with the second generation Nanosatellite Propulsion System (NANOPS) being developed at UTIAS/SFL. To enable autonomous control, CanX-4/-5 employ innovative carrier-phase differential GPS techniques to obtain relative position measurements accurate to less than 10 cm. CanX-4 and CanX-5 will coordinate their operations using an SFL-developed inter-satellite communication link.

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June 30th 2014

7 kg

CanX-5
 #40056
(2014-034D)

CanX-4 and CanX-5 (Canadian Advanced Nanospace eXperiments) are a pair of identical nanosatellites.  They were successfully launched on June 30th 2014 on an Indian PSLV-CA rocket. Their primary mission is the demonstration of on-orbit formation flying, which means that they are controlling their position and orientation with respect to one another to achieve a predefined configuration necessary for coordinated operations. Formation will be controlled with the second generation Nanosatellite Propulsion System (NANOPS) being developed at UTIAS/SFL. To enable autonomous control, CanX-4/-5 employ innovative carrier-phase differential GPS techniques to obtain relative position measurements accurate to less than 10 cm. CanX-4 and CanX-5 will coordinate their operations using an SFL-developed inter-satellite communication link.

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June 30th 2014

7 kg

VELOX-1
 
#40057
(2014-034E)

VELOX-1-NSAT
 #40057
(2014-034E)

&
VELOX-1-PSAT

The VELOX-I mission is a Singaporean nanosatellite mission consisting of two satellites - VELOX-1-NSAT and the VELOX-1-PSAT subsatellite - to operate in sun synchronous Low Earth’s Orbit (LEO). The project is part of NTU’s Undergraduate Satellite Program, which provides an opportunity for engineering students to participate in a multidisciplinary hands-on space project and to conduct several technology demonstrations. VELOX-1 was successfully launched on June 30th 2014 on an Indian PSLV-CA rocket.

The mission objectives are:
-
To launch a nanosatellite, which is designed, built, and operated by students from different schools in the College of Engineering, NTU.
-
To acquire images of Earth and transmit them back to ground station using a narrow angle camera with tele-optics to provide high-resolution images of Earth from LEO.
-
To provide technology demonstration of several payloads like a vision system, a dual-FOV sun sensor and a quantum physics payload.
-
To separate into a nanosatellite (N-Sat) and a picosatellite (P-Sat) for intersatellite communication experiment.

VELOX-1-NSAT is a 3U CubeSat, which deploys the VELOX-1-PSAT subsatellite in orbit. NSAT features four deployable solar arrays and has a projected life time of 2 years. The payload consists of a imaging system with extended optics for 20 m ground resolution, a quantum physics payload and an inter-satellite communications payload.

The objective of VELOX-1-PSAT is to separate from the nanosatellite (N-Sat) for an intersatellite communication experiment. PSAT is a 0.25 kg satellite with dimensions of 60 mm × 70 mm × 30 mm and boxy mounted solar cells. It has a projected life time of 1 year.

VELOX-1 uses a downlink frequency of 145.980 MHz.

June 30th 2014

4,5 kg

On July 19th 2014 at 09:25 UTC Davide IW0HLG received the CW signal of VELOX-1 on 145.980 MHz. Recording and decoded telemetry kindly provided by Davide IW0HLG.

Meteor-M 2
Meteor-M N2
#40069
(2014-037A) 

The Meteor-M2 weather satellite based on VNIIEM’s Resurs-UKP, a versatile space platform suitable for a wide range of missions. Meteor-M2’s payloads are:
- Low resolution multizone weather scanner (MSU-MR) for wide swath imaging;
-
Multizone imaging complex (KMSS) for optical environment monitoring;
-
Severyanin-M X-band radar (BRLK) to obtain radar images in any weather;
-
Microwave radiometer for atmospheric temperature and humidity sensing (MTVZA);
-
Fourier infrared spectrometer (IKFS-2);
-
Heliogeophysical complex (GGAK-M) of five instruments for global heliogeophysical monitoring;
-
Data collection and transmission system (SSPD), including a system to receive weather data from ground measurement stations.

Meteor-M N2 is switching its downlink transmitting LRPT pictures in 72 kbps between 137.100 MHz and 137.900 MHz.

1. The satellite is in a commissioning phase and some tests are still in progress until Nov 9th 2014. It is planned that LRPT transmission will be declared operational on Nov 10th 2014.

2. In operational mode the following channels will be available:
- channel 1 (0.5 . 0.7 µm; APID64),
- channel 2 (0,7 .1,1 µm; APID65),
- channel 5 (10,5 . µm; APID68).

3. No channel switch is planned at the terminator line crossing, so there will be no data in visible channels 1 and 2 during the nighttime.

July 8th 2014

2700 kg

On August 4th 2014 at 09:04 UTC Fer Paglia IW1DTU received Meteor-M N2 on 137.910 MHz. Enclosed I/Q wav recording (41 MByte large !) was kindly provided by Fer IW1DTU.

On August 18th 2014 at 07:45 UTC Enrico Gobbetti IW2AGJ received the LRPT transmission during orbit #576 of Meteor-M N2 on 137.100 MHz. Spectrum plot and audio recording kindly provided by Enrico IW2AGJ.

Enclosed very nice LRPT picture of Europe was received by Enrico IW2AGJ from Meteor-M N2 during its orbit #1656 on November 2nd 2015 at 09:18 UTC.

In January 2015 I also started to receive LRPT pictures from Meteor-M N2. If you click on the icon to the right you  will get to the respective collection of pictures.

Relek
RELEC
MKA-PN2
MKA-FKI 2
#40070
(2014-037B)

Relek, also known as MKA-PN 2, is a Russian designed and built smallsat will study electron precipitation via a magnetospheric payload.

I am searching for sound files. Please send them to

July 8th 2014

253 kg

DX-1
#40071
(2014-037C)

DX-1, from Dauria Aerospace, will track navigation on waterways throughout North America, Northern Europe, as well as Russia. This smallsat carries an AIS payload on a proprietary platform that was completely designed and built by the company and takes advantage of the ongoing growth in the remote sensing industry.

Parameters of the radio beacon mode are:
Carrier frequency: 438.225 MHz [it is understood there is a 145 MHz command uplink]
The protocol used: AX.25
Call Sign source: DSC001
Call Sign Receiver: Dauria
 Size TMI frame within AX.25 packet: 55 bytes
 Speed: 9600 bit / s
 Modulation GFSK

It is understood the satellite will also be using the following frequencies:
162.0125-162.0375 MHz Uplink – AIS ship tracking RX
2269.5-2270.5 MHz Downlink – Data TX

I am searching for sound files. Please send them to

July 8th 2014

27 kg

On July 19th 2014 at 19:51 UTC Davide IW0HLG received the signal of DX-1. Decoded telemetry kindly provided by Davide IW0HLG.

SkySat-2
#40072
(2014-037D)

SkySat-2, the next smallsat iteration from SkyBox Imaging, will be primarily focused on Earth imaging and will offer resolutions of up to 3.3 feet (one meter). This smallsat is the second of the company's planned constellation of 24 satellites. SkySat-2's main TT&C downlink is 8375 MHz (RHCP), the backup downlink is 8380 MHz (RHCP). Data downlinks in 8PSK 45MSps are at 8075 MHz, 8200 MHz and 8325 MHz. Uplinks are at 2081 MHz (RHCP) and 2083 MHz (RHCP).

I am searching for sound files. Please send them to

July 8th 2014

90 kg

AISSat-2
#40075
(2014-037G) 

AISSat-2, which is funded by the Norwegian Space Center with additional support from the Norwegian Defence Research Establishment, is dedicated to AIS observations from space and is a follow-on mission from the earlier launched AISSat-1, which proved to be enormously successful. CMOS Image Demonstrator from Open University is packing a new form of image sensor that will be tested for viability in the face of space radiation, as well as engaging in the capture of images of Earth.

July 8th 2014

6,5 kg

Mike DK3WN received the CW signal of AISSAT-2 on June 30th 2014 at 09:51 UTC. Recording kindly provided by Mike DK3WN.

TechDemoSat-1
TDS-1
#40076
(2014-037H) 

TechDemoSat-1 (TDS-1), from Surrey Satellite Technology Limited (SSTL), is, basically, an on orbit test facility for a variety of payloads and software applications developed in the United Kingdom. There are eight payloads aboard TDS-1, which include a new form of battery charge regulator; new cell designs on two of the smallsat's solar panels; a computer system that will enable the remote control of various software experiments; and a self-destruction technology that uses a sail to force the craft out of orbit to burn up in the Earth's atmosphere.

I am searching for sound files. Please send them to

July 8th 2014

150 kg

Meridian 7
Meridian 17 L
#40296
(2014-069A)

Meridian 7 is a Russian military/government communications satellite launched on a Soyuz 2-1a rocket with a Fregat upper stage from Plesetsk, Russia. Meridian combines the military and civilian tasks of the former Molniya-1 and Molniya-3 satellites, together with the clandestine communications function of the outgoing LEO Parus satellites. Meridian 7 has a highly elliptical orbit (HEO) with an inclination of 63°, also called Molniya orbit. Meridian 7 has multiple transponders:
P-Band downlink: approx. 278 MHz 1 MHz wide (unconfirmed),
UHF-Band downlink: 484.250 MHz 38 kHz wide,
C-Band downlink: approx. 3600 MHz.

Oct. 30th 2014

> 2000 kg

Paul Marsh received on the C-Band downlink at 3610 MHz a low data rate FSK signal of Meridian 7 on January 2nd 2015 at 16:20 UTC. Audio recording and spectrum plot kindly provided by Paul Marsh M0EYT.

Hodoyoshi-1
#40299
(2014-070B)

On Thursday, November 6th at 07:35:49 UTC a Dnepr rocket carrying the primary payload Asnaro-1 and four microsatellites was launched from Dombarovsky near Yasny. Kosmotras report all spacecraft have been inserted into their target orbits.

Hodoyoshi-1 is an experimental Earth-observation satellite built by the University of Tokyo. The 60kg satellite features a camera with a ground resolution of 6.7m. It transmits on 467.674 MHz.

I am searching for sound files. Please send them to

Nov 6th 2014

60 kg

ChubuSat-1
Kinshachi-1
#40300
(2014-070C)

ChubuSat-1 (Kinshachi-1) is a 50kg micro-satellite built by Nagoya University and Daido University to conduct space debris observations. It tranmits on 437.485 MHz CW and AX.25. The corresponding Digipeater uplink frequency is 145.980 MHz. Signal reports have been received from ChubuSat-1.

Nov 6th 2014

50 kg

Francisco EA7ADI received the CW signal of ChubuSat-1 on May 9th 2015 at 11:19 UTC. Recording kindly provided by Francisco EA7ADI.

QSat-EOS
Tsukushi
#40301
(2014-070D)

QSat-EOS (Kyushu Satellite for Earth Observation System Demonstration) or Tsukushi is a 50kg micro-satellite built by Kyushu University (the ancient name of Kyushu is Tsukushi). The Earth-observation satellite is cube shaped with a sidelength of approx. 50cm. Its average power consumption is 74 Watts provided by GaAs solar cells. RF communication up- and downlinks are in S-band and Ku-band:
- Data downlink: Ku-band 33 Mbit/s (5.0 Watts)
- Data uplink: Ku-band 10 Mbit/s
- TT&C downlink: S-band 1 or 100 kbit/s (1.0 Watt)
- TT&C uplink: S-band 1 kbit/s
The S-band signals use AX.25 protocol, the uplink is FSK modulated, the downlink is GMSK modulated.

I am searching for sound files. Please send them to

Nov 6th 2014

50 kg

 

 Tsubame
#40302
(2014-070E)

Tsubame (English Swallow) is a 50kg micro-satellite built by Tokyo Institute of Technology, Tokyo University of Science and JAXA. Its primary purpose is to demonstrate attitude control and to measure polarized gamma-ray bursts. It features a small high resolution optical camera. Its downlinks are at 437.275 MHz CW (0.1 Watts) and 437.505 1200bd AFSK AX.25 SRLL (0.5 Watts). The primary downlink is in S-Band (BPSK, CCSDS). Uplinks are at 140 MHz (1200bd AFSK AX.25 and DTMF) and S-Band (PCM-PSK-PM). Signal reports have been received from Tsubame from DK3WN.

 Nov 6th 2014

 50 kg

Davide IW0HLG received the CW signal of Tsubame on December 13th 2014 at 10:10 UTC on 437.275 MHz. Recording and waterfall plot kindly provided by Davide IW0HLG.

On January 5th 2015 at 12:28 UTC Francisco EA7ADI received the CW signal of TSUBAME. Recording kindly provided by Francisco EA7ADI.

 

 SpinSat
#40314
(1998-067FL)

SpinSat is a 56cm diameter spherical satellite was developed by Naval Research Laboratory (NRL). Its primary purpose is to calibrate the space surveillance network. As it features inly primary batteries and no solar cells its lifetime will be limited to 3 to 6 months. SpinSat was brought to the ISS on September 21st 2014. On November 28th 2014 after 17:00 UTC it was released from ISS using the airlock of the Japanese Experiment Module (JEM). It uses 4 antennas equally space around the equator of the sphere.

I am searching for sound files. Please send them to

 Nov 28th 2014

57 kg

 FIREBIRD 3
FIREBIRD FU3
FIREBIDR II-A
#40377
(2015-003B)

FIREBIRD (Focused Investigations of Relativistic Electron Burst Intensity, Range, and Dynamics) is a CubeSat dual satellite mission examining the spatial scale and spatial temporal ambiguity of magnetospheric microbursts. FIREBIRD 3 features a 19200 bd FSK downlink on 437.395 MHz and 437.405 MHz.

Jan 31st 2015

2 kg

On March 10th 2015 at 18:02 UTC Francisco EA7ADI received the downlink signal of FIREBIRD 3. Recording kindly provided by Francisco EA7ADI.

Also on May 7th 2015 at 18:11 UTC Francisco EA7ADI received the downlink signal of FIREBIRD 3. Recording kindly provided by Francisco EA7ADI.

Mineo Wakita JE9PEL received and decoded the 19200bd FSK downlink signal of Firebird-3 on October 17th 2017 at 10:26 UTC on 437.391 MHz. Recording and screenshot kindly provided by Wakita-san JE9PEL.

 FIREBIRD 4
FIREBIRD FU4
FIREBIRD II-B
#40378
(2015-003C)

FIREBIRD (Focused Investigations of Relativistic Electron Burst Intensity, Range, and Dynamics) is a CubeSat dual satellite mission examining the spatial scale and spatial temporal ambiguity of magnetospheric microbursts. FIREBIRD 4 features a 19200 bd FSK downlink on 437.219 MHz and 437.230 MHz.

Jan 31st 2015

2 kg

On April 30th 2015 at 18:46 UTC Francisco EA7ADI received the downlink signal of FIREBIRD 4. Recording kindly provided by Francisco EA7ADI.

Mineo Wakita JE9PEL received and decoded the 19200bd FSK downlink signal of Firebird-4 on October 17th 2017 at 10:27 UTC on 437.214 MHz. Recording and screenshot kindly provided by Wakita-san JE9PEL.

 GRIFEX
#40379
(2015-003D)

GRIFEX (GEO-CAPE ROIC In-Flight Performance Experiment) is a 3U CubeSat built my JPL/CalTech/University of Michigan.
it is a technology validation mission, sponsored by NASA's Earth Science Technology Office, and launched on a Delta-7320-10C rocket from Vandenberg AFB, California, in a LEO orbit.
It will advance the technology required for the future space-borne measurements of atmospheric composition from GEO, relevant to climate change, as well as future missions that require advanced detectors in support of the Earth Science Decadal Survey.
It performs engineering assessment of a JPL-developed all digital in-pixel high frame rate Read-Out Integrated Circuit (ROIC). Its high throughput capacity will enable the proposed GEO-CAPE (Geostationary Coastal and Air Pollution Events) mission concept to make hourly high spatial and spectral resolution measurements of rapidly changing atmospheric chemistry and pollution with the Panchromatic Fourier Transform Spectrometer (PanFTS) instrument.
GRIFEX's downlink frequency is 437.482 kHz using GMSK modulation and AX.25 9600bps encoding. The output power is <1 Watt and the beacon transmits in a 10 sec period with the callsign CQ>KD8SPS.

Jan 31st 2015

4 kg

On April 2nd 2015 at 18:08 UTC Darko 9A3LI received the 9600bps signal of GRIFEX on 437.482 MHz. Recording kindly provided by Darko 9A3LI.

 Fajr
#40387
(2015-006A)

The Iranian satellite Fajr (i.e. 'Dawn') was launched on 2015-02-02 just before 09:00 UTC from Semnan launch center with a Safir rocket. The 50 kg satellite (40387, 2015-006A), Iran's fourth satellite, has a cold gas thruster, so it can change its orbit. It carries a camera for earth observations. It should have a telemetry downlink on 437.538 MHz and a command uplink in the 2 m band. No signal reports have been seen.

I am searching for sound files. Please send them to

Feb 2nd 2015

50 kg

MICROMAS
MicroMAS-1
#40457
(1998-067GA)

MicroMas (Micro-sized Microwave Atmospheric Satellite-1) is a 3U Cubesat released on March 4th 2015 from ISS together with LambdaSat, GearrSat and TechEdSat4. MicroMAS is a nanosatellite (3U CubeSat) technology demonstration mission, a joint project of MIT/LL (Massachusetts Institute of Technology/Lincoln Laboratory), MIT/SSL (Space Systems Laboratory) and the University of Massachusetts at Amherst. -The nanosatellite is hosting a passive microwave spectrometer with nine channels operating near the 118.75 GHz oxygen absorption line. The spacecraft transceiver is a half-duplex L-3 Communications Cadet UHF Nanosatellite radio. The uplink frequency is 450 MHz at ~9.6 kbit/s GFSK (19.2 kbit/s with FEC), and the downlink frequency is 468 MHz at ~1.5 Mbit/s OQPSK (3 Mbit/s with FEC). The average data rate from the payload to the bus for downlink is ~19.2 kbit/s. The radio includes a ~4 GB memory buffer which stores payload data and housekeeping telemetry between ground station passes.

I am searching for sound files. Please send them to

Mar 4th 2015

 4.25 kg

LambdaSat
KK6DFZ
#40458
(1998-067GB)

LambdaSat is a Cubesat released on March 4th 2015 from ISS together with MicroMas, GearrSat and TechEdSat4. The naming of the Lambda-sat satellite came from the Greek letter L, lambda, a  reminder of Hellas, Helios, the Greek word Thalassa for sea, the Greek word  Lithos which directly translates to stone (meaning “Land of Light”). Initiated by Prof. Periklis Papadopoulos, it was built by Greek volunteers in Silicon Valley, California, USA. It includes a AIS receiver, an Iridium modem, a graphene experiment as well as an UHF receiver and transmitter. The UHF-transmitter of LambdaSat transmits 1200bps AFSK AX.25 data packets on its downlink is 437.462 MHz using 1W output power. The callsign is KK6DFZ.

I am searching for sound files. Please send them to

Mar 4th 2015

  1 kg

DeOrbitSail
#40719
(2015-032E)

The DeorbitSail is a 3U (10 cm by 10 cm by 34 cm) CubeSat satellite which was launched on a PSLV-XL rocket from Sriharikota in India.

It will deploy a 4m by 4m sail that will demonstrate rapid deorbiting. The deorbiting capability of the DeorbitSail satellite is due to increased aerodynamic drag from the large surface area of the deployed sail in a Low Earth Orbit (LEO) and solar radiation pressure.

The DeorbitSail project is a cooperation between Surrey Space Centre (UK), Caltech (USA), DLR (Germany), EADS Astrium (France), Stellenbosch University (South Africa), University of Patras (Greece), Athena-SPU (Greece), Middle-Eastern Technical University (Turkey), Surrey Satellite Technology Limited (SSTL) (UK), ISIS (Netherlands).

DeorbitSail features power, communications, attitude control and data handling components in addition to its densely packed sail and deployment system. It features a 1200 bpsk BPSK telemetry downlink on 145.975 MHz.

July 10th 2015

 3 kg

DeOrbitsail was received and recorded on July 18th 2015 at 08:00 UTC on 145.975 MHz in USB by DD1US.

On July 26th 2015 at 17:12 UTC Francisco EA7ADI also received and decoded the 1200 bpsk BPSK downlink signal of DeOrbitSail on 145.975 MHz. Recording and screen shot of the decoder kindly provided by Francisco EA7ADI.

Meteosat 11
MSG 4
#40732
(2015-034A)

Meteosat-11 is the 4th and last flight unit of the Meteosat Second Generation (MSG) programme. Once MSG 4 became fully operational it was renamed to Meteosat-11. In February 2018 it replaced Meteosat 10 at the geostationary orbit above Europe at 0° longitude. It ensures data continuity for weather forecasting and plays a crucial role in ‘nowcasting’ high-impact weather events and climate research. The MSG-4 satellite has a height of 3.7 m and a diameter of 3.2 m. Its launch mass is 2000 kg and designed lifespan is seven years.
All four MSG satellites are operated by Eumetsat – the European Organisation for the Exploitation of Meteorological Satellites – with ESA responsible for their design, development and in-orbit delivery.

Meteosat 11 transmits LRIT data (128 kbps) at 1691 MHz and HRIT data (1.0 Mbps) at 1695.150 MHz. In addition there is a downlink to the primary ground station (3.27 Mbps) at 1686.83 MHz. Finally it includes a (100 kbps) downlink at 1675.281 MHz retransmitting the DCP reports which it receives around 402 MHz.

July 15th 2015

 2040 kg

DD1US received the LRIT downlink signal on 1691 MHz on February 21st 2018 at 16:30 UTC. The soundfile was generated by demodulating the signal in CW mode.

SERPENS
#40897
(1998-067GX)

On September 17th 2015 the Brazilian SERPENS 3U CubeSat carrying an amateur radio payload, call sign PY0ESA, was deployed from the International Space Station (ISS).
It features the following modi:
- 145.980 MHz 9600bd AX.25 beacon using GFSK modulation transmitted every 10 seconds
- 437.365 MHz beacon using CW and 1200bd MSK modulation (CSP protocol)
- 437.525 MHz store-and-foreward system using 1200bd GMSK modulation collecting from environmental sensors on Earth and transmitting them to University ground stations.

Sept 17th 2015

4 kg

On September 24th 2015 at 19:41 UTC Tetsu-san JA0CAW received and recorded Serpens on 437.365 MHz. Recording and waterfall plot kindly provided by Tetsu-san JA0CAW.

Francisco EA7ADI received the 1200bd GMSK downlink of Serpens on 437.365 MHz on October 5th2015 at 19:10 UTC. Recording kindly provided by Francisco EA7ADI.

LQSat
#40958
(2015-057A)

On October 7th 2015 the Chinese microsatellite LQSat for technology demonstration designed by CIOMP (Changchun Institute of Optics, Fine Mechanics and Physics) was launched as part of the Jilin-1 mission. Its main payload is a camera with 2m resolution. Satellite dimensions are 0.4m x 0.4m x 0.6m. The UHF downlink at 437.650 MHz and 27dBm features a 4k8 bps MSK CSP packet data and 25 wpm CW beacon. Ths SHF doenlink at 2404.000 MHz and 30 dBm features a 1 Mbps QPSK transmitter.

I am searching for sound files. Please send them to

Oct 7th 2015

54 kg

BisonSat
#40968
(2015-058E)

BisonSat or Nwist Q??iq??áy is an educational 1U CubeSat designed and built by students of the Salish Kootenai College (SKC), Montana.The primary purpose of the mission is educational, but also has a science objective of using broad-band visible light orbital imagery to study atmospheric aerosols, cloud formation, and various hydrologic processes. It is solar powered and carries a SKC-designed camera and a radio for receiving commands and transmitting data. BisonSat is passively attitude stabilized by a bar magnet inside, which will line up with Earth's magnetic field. This allows for earth imaging, where the magnetic field has a large downward vertical component. which is especially the case over Montana. Over much of North America the camera will be pointed to within 10º-30º of nadir. At perigee, the 35 mm optic yields a 8.4º field of view, and a 69 km maximum ground swath width. Best resolution is 43 m ground sampling distance at nadir. The UHF downlink at 437.375 MHz transmits a 9k6 bps GMSK AX.25 packet radio signal every 60 sec.

Oct 8th 2015

1 kg

Francisco EA7ADI received the 9k6 FSK downlink of BisonSat on 437.414 MHz on February 10th2016 at 19:12 UTC. He used a IC7000 receiver in USB mode. Recording kindly provided by Francisco EA7ADI.

Jan PE0SAT received the 9600bd FSK downlink signal of BisonSat On February 15th 2016 at 17:45 UTC on 437.414 MHz. Enclosed I/Q recording kindly provided by Jan van Gils PE0SAT.

Elektro-L2
Electro-L N2
#41105
(2015-074A)

Elektro-L2 is a Russian Weather satellite built by Roskosmos. It was launched on a Zenit-3SLBF rocket from Baikonur into a geostationary orbit on 78 degree East. Later it was transferred to 14.5 degree West. Its main purpose is to provide weather pictures from Asia, Middle East and the Indian Ocean featuring 3 visual and 7 infrared cameras. The resolution of the visual cameras are 1km/pixel and 4km/pixed of the infrared cameras. The sensor data is transmitted to Earth in X-band with data rates between 2.56 and 15.36 Mbit/s. Electro-L2 also supports the COSPAS-SARSAT-system with a downlink at 1.54 GHz (4 Watts). Finally Elektro collects data from ground stations on 400 MHz and LEOs on 470 MHz and transmits them back to Earth on 1.7 GHz. Whether also a LRIT downlink signal at 1691 MHz might be activated as already active on Elektro-L3 remains to be seen.

Dec. 11th 2015

1700 kg

Enclosed signal was recorded on 1697.043 Mhz in USB on January 7th 2018 at 18:32 UTC by DD1US. The spectrum was recorded on the same day at 16:12 UTC.

Athenoxat-1
#41168
(2015-077C)

Athenoxat 1 (Athene Noctua Experimental Satellite) is a 3U Cubesat developed by Microspace Rapid Pte Ltd. of Singapore. Its main purpose is to demonstrate the functionality of a night vision optical payload on a Cubesat Class Nanosatellite. It was launched on an Indian PSLV-CA  rocket into a near equatorial orbit with an altitude of 550 km and an inclination of 15°. Thus it is not visible in Central Europe. It features a 2400bps FM MSK UHF and a higher speed S-Band downlink. It also features a CW telemetry beacon transmitting on 437.485 MHz and uses the callsign ATX1.

Dec. 16th 2015

3 kg

On December 16th 2015 at 23:52 UTC Roland PY4ZBZ received the CW beacon of Athenoxat-1 on 437.490 MHz. Recoding kindly provided by Roland PY4ZBZ.

On December 18th 2015 Athenoxat-1 took a picture of the Earth with its fisheye camera.

AggieSat4
AGS4
#41313
(1998-067HP)

AggieSat-4 was ejected from the International Space Station on January 29th 2016 using the SSIKLOPS (Space Station Integrated Kinetic Launcher for Orbital Payload Systems) deployment mechanism. It is part of the second LONESTAR (Low Earth Orbiting Navigation Experiment for Spacecraft Testing Autonomous Rendezvous and Docking) mission. The other satellite is BEVO-2 which will be released by Aggiesat-4 later. AggieSat4 was developed and built by Texas A&M University and measures 75x75x35cm. It is three-axis-stabilized. AggieSat4 features two low-data-rate (LDR) radios, a high-data-rate (HDR) radio, a crosslink radio for short range communication with the BEVO-2 satellite and a DRAGON GPS payload. Its main objectives are: demonstration of 3-axis-stabilization, collection of GPS data, recording video of the deployment of the BEVO-2 satellite using its 2MP camera, rendezvous investigations with BEVO-2.

AggieSat-4 features a telemetry beacon downlink on 436.250 MHz in 9k6bd FSK or 153k6 FSK. The beacon transmits once every 60 sec using the callsign WH2XGN.

Jan. 29th 2016

55 kg

Francisco EA7ADI received the 9k6 FSK downlink of Aggiesat-4 on 436.250 MHz on February 2nd2016 at 18:07 UTC. He used a IC7000 receiver in USB mode. Recording kindly provided by Francisco EA7ADI.

BEVO-2
#413xx
(1998-067Hxx)

BEVO-2 was built by students at the University of Texas. I was released inside of AggieSat-4 from the International Station on January 29th 2016 and was planned to be released by Aggiesat-4 using an ISPOD deployment system at a later point in time. BEVO-2 uses the 3U Cubesat form factor and measures 10x10x34cm. BEVO-2 features a UHF/VHF terminal for data downlink to and command uplink from ground. In addition it features qa crosslink radio unit for communication with AggieSat-4. With its cold gas thrusters it will perfrom maneuver exercises with AggieSat-4.

BEVO-2 features a telemetry beacon downlink on 437.325 MHz in 38k4 FSK and CW.

BEVO-2 was prematurely deployed from AggieSat-4 and never activated.

Jan. 29th 2016

4.2 kg

KMS-4
Kwangmyongsong 4
#41332
(2016-009A)

Kwangmyongsong 4 is a North Korean earth observation satellite built by the National Aerospace Development Administration (NADA). Reportedly the satellite carries some earth observation equipment. Initial unconfirmed images of KMS-4 show a cubic body with two deployable solar arrays and two camera apertures on the nadir side.

Kwangmyongsong 4 launched on February 7th 2016 on an Unha-3 rocket from the Sohae Satellite Center in Ch’olsan County, North P’yongan Province. It entered a sun-synchronous orbit of 465 km × 501 km with an inclination of 97.5°. No signals have been detected from the satellites and ground observations showed, that it was initially tumbling. An analysis by Bob Christy suggests a significant shortfall in 3rd stage performance of the Unha-3 launch vehicle.

I am searching for sound files. Please send them to

Feb. 7th 2016

200 kg

Mozi
QUESS
QSS

#41731
(2016-051A)

Mozi (the name of a Chinese scientist who lived about 2500 years ago) is the first spacecraft to establish quantum communications between space and Earth by creating entangled photon pairs over great distances and testing the principles of quantum teleportation. It is also named QUESS (Quantum Experiments at Space Scale) or QSS (Quantum Science Satellite). It was developed by the Chinese Academy of Sciences and launched on August 15th 2016 from Jiquan, PRC, on a Long March 2D rocket.

I am searching for sound files. Please send them to

Aug. 15th 2016

500 kg

LX-1
Lixing 1

#41733
(2016-051C)

Lixing 1 was a Chinese satellite with the mission to research the rarified upper atmosphere. It was developed by the Chinese Academy of Sciences and launched on August 15th 2016 from Jiquan, PRC, on a Long March 2D rocket. After its launch together with QSS it lowered its orbit to 124 km × 140 km, 97.4°, the lowest orbit of an active spacecraft ever. LX-1 reentered after only 5 days on August 19th 2016.

I am searching for sound files. Please send them to

Aug. 15th 2016

110 kg

Himawari-9
#41836
(2016-064A)

The satellite Himawari-9 (sunflower) was launched on H-II/AF31 into a geostationary orbit at 140°W. It is a meteorology satellite operated by Japan Meteorological Agency (JMA).
Its downlinks are:
CDAS   18284.6 MHz          lin. pol.   at 66Mbps
DCS      18399-18400 MHz  lin. pol.  at 0.1/0.3/0.6 kbps
DCS      402-402.4 MHz       RHCP    at 0.1/0.3/0.6 kbps

I am searching for sound files. Please send them to

Nov. 2nd 2016

3500 kg

TY-1
#41844
(2016-066D) 

Mission: technical experiment,
TT&C: 437.500 MHz, bandwidth 300 kHz

Nov 9th 2016

 

KS-1Q
#41845
(2016-066E) 

Built by Kechuang Aerospace Forum. The mission is a technical experiment. KS-1Q was intentionally not separated from the final stage of rocket CZ-11(Y2). The final stage was originally expected to be in orbit for up to 30 days before re-entering the Earth’s atmosphere but reports indicate the orbit is 504 x 1030 km which could give an orbital lifetime of years.
TT&C: 436.500 MHz, 20 kbps GMSK, every 8-10 sec

Nov 9th 2016

 

Wakita-san JE9PEL received a burst of the 20 kbps GMSK downlink signal of KS-1Q on November 20th 2016 from 08:01 to 08:17 UTC on 436.491 MHz. He reports to have received the 20kbps GMSK signal every 4'40". Audio recording and waterfall display screen shot kindly provided by Wakita-san JE9PEL.

Pegasus-1
#41846
(2016-066F) 

Mission: technical experiment,
TT&C: 468.000MHz

Nov 9th 2016

 

Picture

Object name
#NORAD

Description

Launch
Date

Weight

If you have further sound tracks from space objects please let me know. I will be happy to post them here on my homepage. Many thanks in advance.

Vy 55 & 73 de Matthias DD1US               


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