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uuid
large_stringlengths
22
22
description
large_stringlengths
2
129
alive
bool
2 classes
type
large_stringclasses
3 values
uplink_low_hz
float64
13.8k
40B
uplink_high_hz
float64
28.8k
2.4B
uplink_drift
float64
0
5.73k
downlink_low_hz
float64
2.2k
40B
downlink_high_hz
float64
29.4M
10.5B
downlink_drift
float64
-30,827
44k
mode
large_stringclasses
55 values
mode_id
float64
1
107
uplink_mode
large_stringclasses
18 values
invert
bool
2 classes
baud
float64
0
375M
sat_id
large_stringlengths
24
24
norad_id
int64
965
100k
norad_follow_id
float64
0
81.8k
status
large_stringclasses
2 values
updated
large_stringdate
2019-04-18 05:39:53
2026-03-30 16:00:47
citation
large_stringlengths
1
322
service
large_stringclasses
14 values
iaru_coordination
large_stringclasses
4 values
iaru_coordination_url
large_stringclasses
357 values
itu_notification
dict
frequency_violation
bool
2 classes
unconfirmed
bool
2 classes
downlink_mhz
float64
0
40k
UzPz4gcsNBPKPKAFPmer7g
Upper side band (drifting)
true
Transmitter
null
null
null
136,658,500
null
null
USB
9
null
false
null
SCHX-0895-2361-9925-0309
965
null
active
2019-04-18T05:39:53.343316Z
CITATION NEEDED - https://xkcd.com/285/
Unknown
N/A
{ "urls": [] }
false
false
136.6585
xVNv3Gze2CGndzY9FxTixE
TLM
true
Transmitter
null
null
null
136,650,000
null
21,954
FMN
7
null
false
null
SCHX-0895-2361-9925-0309
965
null
active
2019-06-14T14:17:52.676090Z
https://network.satnogs.org/observations/705490/
Unknown
N/A
{ "urls": [] }
false
false
136.65
gXYjpx2iBkjdQn8htXSz8K
324 MHz beacon
true
Transmitter
null
null
null
324,000,000
null
null
FM
1
null
false
null
SCHX-0895-2361-9925-0309
965
null
active
2022-12-19T19:11:31.552031Z
http://www.svengrahn.pp.se/trackind/freqlist/SpaceFreq6.htm
Radionavigational
N/A
{ "urls": [] }
false
false
324
PdfXaPCQAf6f9JzRUX86CG
162 MHz beacon
true
Transmitter
null
null
null
162,000,000
null
null
FM
1
null
false
null
SCHX-0895-2361-9925-0309
965
null
active
2022-12-19T19:11:26.990870Z
http://www.svengrahn.pp.se/trackind/freqlist/SpaceFreq5.htm
Unknown
N/A
{ "urls": [] }
false
false
162
korwKBx6tqa8EZ9TeBhi68
150 MHz beacon
true
Transmitter
null
null
null
149,988,000
null
null
FM
1
null
false
null
SCHX-0895-2361-9925-0309
965
null
active
2022-12-19T19:11:22.148596Z
http://www.svengrahn.pp.se/trackind/freqlist/SpaceFreq5.htm
Radionavigational
N/A
{ "urls": [] }
false
false
149.988
Bfcf32GD9uohSXHMoT2Mw8
400Mhz beacon
true
Transmitter
null
null
null
400,000,000
null
-13,400
FM
1
null
false
null
SCHX-0895-2361-9925-0309
965
null
active
2023-08-23T11:08:56.291638Z
Change frequency to expected one and the drifted
Radionavigational
N/A
{ "urls": [] }
false
true
400
fe8xCbPLRhe5YHcjvPVFX2
carrier wave
true
Transmitter
null
null
null
236,997,000
null
null
USB
9
null
false
null
AMOM-6643-5608-9156-4431
1,002
null
active
2020-10-20T17:23:15.954257Z
https://skyriddles.wordpress.com/
Space Research
N/A
{ "urls": [] }
false
false
236.997
bVkDZUhYzLQzjgMxACbJwU
carrier wave
true
Transmitter
null
null
null
136,801,000
null
null
USB
9
null
false
null
KEFJ-8497-6394-9368-1937
1,291
null
active
2020-10-20T17:32:27.060747Z
https://skyriddles.wordpress.com/
Space Research
N/A
{ "urls": [] }
false
false
136.801
nrES82kPEssC2dFAURoREe
Mode V - Telemetry
true
Transmitter
null
null
null
136,845,000
null
null
FM
1
null
false
null
FBFQ-2056-7966-4855-0749
1,315
null
active
2021-03-16T21:55:43.739643Z
https://twitter.com/coastal8049/status/1371560245072302085 and https://apps.dtic.mil/dtic/tr/fulltext/u2/a002625.pdf
Unknown
N/A
{ "urls": [] }
false
false
136.845
JgaUtBtMA3q6R3uAASgT7Z
carrier wave
true
Transmitter
null
null
null
136,981,000
null
null
USB
9
null
false
null
BIRW-7828-0822-0647-1194
1,804
null
active
2020-10-20T17:32:27.060152Z
https://skyriddles.wordpress.com/
Space Research
N/A
{ "urls": [] }
false
false
136.981
EUiJxHVLkS9QWRzedAonwf
carrier wave
true
Transmitter
null
null
null
258,480,000
null
-23,213
USB
9
null
false
null
ECVY-8071-9282-9701-5212
2,389
null
active
2022-08-20T08:05:24.229343Z
https://skyriddles.wordpress.com/
Space Research
N/A
{ "urls": [] }
false
false
258.48
BvWvsP5U9GgFTsR6xEYPsB
carrier wave
true
Transmitter
null
null
null
136,439,000
null
null
CW
6
null
false
null
FERZ-6681-3950-9303-3194
2,412
null
active
2020-11-21T16:31:38.672435Z
https://skyriddles.wordpress.com/
Space Research
N/A
{ "urls": [] }
false
false
136.439
53Zx6SPtQuNZvAqJHCY5yf
Mode V Telemetry
true
Transmitter
null
null
null
136,260,000
null
null
USB
9
null
false
null
GVZR-7911-0022-1623-4621
2,768
null
active
2020-03-28T17:00:29.659233Z
http://mdkenny.customer.netspace.net.au/ERS-20.pdf and https://twitter.com/coastal8049/status/1241866581929385987
Unknown
N/A
{ "urls": [] }
false
false
136.26
CDtgaCLGBG8JRPDK7NChdL
carrier wave
true
Transmitter
null
null
null
136,410,000
null
null
USB
9
null
false
null
PCWN-4534-3390-1366-2242
3,669
null
active
2020-10-20T17:35:40.346380Z
https://skyriddles.wordpress.com/
Space Research
N/A
{ "urls": [] }
false
false
136.41
83t3GeyBEcXWqXaCvdLn9K
carrier wave
true
Transmitter
null
null
null
137,407,000
null
null
CW
6
null
false
null
CXUY-3779-8771-9506-4176
4,237
null
active
2020-10-24T11:40:07.470157Z
https://skyriddles.wordpress.com/
Space Research
N/A
{ "urls": [] }
false
false
137.407
HY3dJveYXmztUKhVnaQeLD
carrier wave
true
Transmitter
null
null
null
137,383,000
null
null
CW
6
null
false
null
TRRF-3160-5167-1401-6829
4,256
null
active
2020-10-24T11:40:07.471657Z
https://skyriddles.wordpress.com/
Space Research
N/A
{ "urls": [] }
false
false
137.383
W5XGVHkd8Cgk42r9GfUemU
carrier wave
true
Transmitter
null
null
null
136,694,000
null
null
CW
6
null
false
null
RKRU-2930-8927-7743-2506
5,485
null
active
2020-10-24T11:40:07.473065Z
https://skyriddles.wordpress.com/
Space Research
N/A
{ "urls": [] }
false
false
136.694
jTyz3JwWNLVdev4Uu24zhQ
Mode V PCM 2048 bit/s
true
Transmitter
null
null
null
137,560,000
null
null
FSK
72
null
false
2,048
MDNJ-2178-8370-7421-2425
5,580
null
active
2021-02-16T09:00:02.221907Z
CITATION NEEDED - https://xkcd.com/285/
Unknown
N/A
{ "urls": [] }
false
false
137.56
2GvxE2TC9BsEVdqLoG7F3D
carrier wave
true
Transmitter
null
null
null
137,079,000
null
null
CW
6
null
false
null
JLIH-4238-8564-8762-0468
5,680
null
active
2020-10-24T11:40:07.474426Z
https://skyriddles.wordpress.com/
Space Research
N/A
{ "urls": [] }
false
false
137.079
epmfL93RZ2Vf5WKK4X2auf
Mode U TLM Beacon
true
Transmitter
null
null
null
435,100,000
null
13,790
CW
6
null
false
0
HHSS-6325-1344-4603-7774
7,530
null
active
2019-06-14T14:06:28.515162Z
http://www.dk3wn.info/p/?p=14013
Unknown
N/A
{ "urls": [] }
false
false
435.1
YCcdJmZyt62cx8R8fv8mTe
Mode U/V (B) TLM Beacon
true
Transmitter
null
null
null
145,977,500
null
-30,827
CW
6
null
false
0
HHSS-6325-1344-4603-7774
7,530
null
active
2019-06-14T14:15:55.212058Z
https://network.satnogs.org/observations/735514/
Unknown
N/A
{ "urls": [] }
false
false
145.9775
aBrZNKzhZH4gguH8F75o86
Mode V/A (A) Lin SSB
true
Transponder
145,850,000
145,950,000
null
29,400,000
29,500,000
null
USB
9
USB
false
null
HHSS-6325-1344-4603-7774
7,530
null
active
2019-11-07T00:01:17.910526Z
https://www.amsat.org/two-way-satellites/ao-7/
Amateur
N/A
{ "urls": [] }
false
false
29.4
Pfwywu74BnMu72ykCicETX
Mode V/A (A) Lin CW
true
Transponder
145,850,000
145,950,000
null
29,400,000
29,500,000
null
CW
6
CW
false
0
HHSS-6325-1344-4603-7774
7,530
null
active
2019-11-07T00:01:17.906593Z
https://www.amsat.org/two-way-satellites/ao-7/
Unknown
N/A
{ "urls": [] }
false
false
29.4
uLfAhJaZJUWmA9Sik8yQ2m
Mode U/V (B) Lin
true
Transponder
432,125,000
432,175,000
null
145,925,000
145,975,000
null
USB
9
LSB
true
0
HHSS-6325-1344-4603-7774
7,530
null
active
2020-08-08T21:54:18.194642Z
https://www.amsat.org/two-way-satellites/ao-7/
Unknown
N/A
{ "urls": [] }
false
false
145.925
zs4j2L74uEoreuVZQWfGqX
Mode V/A (A) TLM Beacon
true
Transmitter
null
null
null
29,502,000
null
0
CW
6
null
false
null
HHSS-6325-1344-4603-7774
7,530
null
active
2022-03-17T14:25:50.703288Z
https://www.amsat.org/two-way-satellites/ao-7/
Amateur
N/A
{ "urls": [] }
false
false
29.502
JH4TSATzvpNJ46SkgH59Vd
13 cm Beacon (40mW)
true
Transmitter
null
null
null
2,304,100,000
null
null
CW
6
null
false
null
HHSS-6325-1344-4603-7774
7,530
null
active
2022-11-29T08:04:50.250438Z
https://www.amsat.org/two-way-satellites/ao-7/
Amateur
N/A
{ "urls": [] }
false
false
2,304.1
ae83giGVVtiqwjkiyPPvAa
Engineering Beacon
true
Transmitter
null
null
null
145,987,000
null
0
CW
6
null
false
null
WAGS-8572-2494-3083-1675
14,129
null
active
2020-05-16T06:57:38.709332Z
https://amsat-dl.org/en/amsat-phase-3-b-oscar-10/
Amateur
N/A
{ "urls": [] }
false
false
145.987
ZyfLeKrLzypeK3Wn9iZrDV
Beacon (unmodulated carrier)
true
Transmitter
null
null
null
145,810,000
null
-6,858
CW
6
null
false
null
WAGS-8572-2494-3083-1675
14,129
null
active
2020-05-16T14:48:39.958268Z
https://web.archive.org/web/20000310161520/http://www.amsat-dl.org/ao_10.html and https://web.archive.org/web/20051231224515/http://www.cstone.net/~w4sm/AO-10.html
Amateur
N/A
{ "urls": [] }
false
false
145.81
QiT2AaUjstdrK4migyAjph
Mode-B Transponder
false
Transponder
435,030,000
435,180,000
null
145,825,000
145,975,000
null
LSB
20
USB
true
null
WAGS-8572-2494-3083-1675
14,129
null
inactive
2025-06-25T22:14:39.276493Z
This transponder has been inactive for years, please mark it as such
Amateur
N/A
{ "urls": [] }
false
false
145.825
aBPWui23BqUhVc62nySNuQ
1k2 AFSK TLM
true
Transmitter
null
null
null
145,825,000
null
null
AFSK
49
null
false
1,200
TDVY-5283-4801-7631-6209
14,781
null
active
2019-06-15T10:55:45.933902Z
https://www.amsat.org/beaconclosed-satellites/uosat-2-uo-11/
Unknown
N/A
{ "urls": [] }
false
false
145.825
93JneXA5yT3kbdK64pnBm3
1k2 AFSK Payload
false
Transmitter
null
null
null
435,025,000
null
null
AFSK
49
null
false
1,200
TDVY-5283-4801-7631-6209
14,781
null
inactive
2019-06-15T10:55:45.931325Z
https://www.amsat.org/beaconclosed-satellites/uosat-2-uo-11/
Unknown
N/A
{ "urls": [] }
false
false
435.025
jaeiRatPxdEWT3Yn4wc7nV
4k8 PSK Payload
false
Transmitter
null
null
null
435,025,000
null
null
PSK
74
null
false
4,800
TDVY-5283-4801-7631-6209
14,781
null
inactive
2019-06-15T10:55:45.928704Z
https://www.amsat.org/beaconclosed-satellites/uosat-2-uo-11/
Unknown
N/A
{ "urls": [] }
false
false
435.025
zzRKwziuZsPKDkFUHg7ooQ
FM Beacon
false
Transmitter
null
null
null
2,401,500,000
null
null
FM
1
null
false
null
TDVY-5283-4801-7631-6209
14,781
null
inactive
2019-06-15T10:55:45.926565Z
https://www.amsat.org/beaconclosed-satellites/uosat-2-uo-11/
Unknown
N/A
{ "urls": [] }
false
false
2,401.5
jXX6xyCpeAhHhoUjZJPRLm
Beacon
false
Transmitter
null
null
null
137,770,000
null
null
FM
1
null
false
null
RQTU-0962-4589-7454-8433
15,427
null
inactive
2019-06-15T13:38:17.259756Z
https://nssdc.gsfc.nasa.gov/spacewarn/spx501-catiradiobeacon.html
Unknown
N/A
{ "urls": [] }
false
false
137.77
4tQFwBvr765Cx9xv8YXW92
APT
false
Transmitter
null
null
null
137,620,000
null
null
APT
44
null
false
null
RQTU-0962-4589-7454-8433
15,427
null
inactive
2019-06-15T13:38:17.257040Z
https://nssdc.gsfc.nasa.gov/spacewarn/spx501-catiradiobeacon.html
Unknown
N/A
{ "urls": [] }
false
false
137.62
3pTb6ZFLATPHT3cBbkRqYC
APT
false
Transmitter
null
null
null
137,500,000
null
null
APT
44
null
false
null
RQTU-0962-4589-7454-8433
15,427
null
inactive
2019-06-15T13:38:17.241257Z
http://www.dk3wn.info/p/?p=16264
Unknown
N/A
{ "urls": [] }
false
false
137.5
GHhvso85VxfNHHsPAh3aTF
HRPT
true
Transmitter
null
null
null
1,707,000,000
null
0
HRPT
45
null
false
0
RQTU-0962-4589-7454-8433
15,427
null
active
2020-06-01T06:26:49.903262Z
ftp://ftp.library.noaa.gov/noaa_documents.lib/NESDIS/TM_NESS/TM_NESS_95.pdf
Meteorological
N/A
{ "urls": [] }
false
false
1,707
F8aCi2iTe83XT9TnBwrth4
Beacon
true
Transmitter
null
null
null
136,770,000
null
null
BPSK
50
null
false
null
RQTU-0962-4589-7454-8433
15,427
null
active
2020-06-20T12:16:17.159316Z
Changing to BPSK so OGG recordings are more useful for analysis. Transmitter is possibly BPSK modulated.
Unknown
N/A
{ "urls": [] }
false
false
136.77
FAt5PzTt5rgHpoEuLK6uqp
carrier wave
true
Transmitter
null
null
null
137,141,000
null
null
CW
6
null
false
null
XWJC-7674-8051-0421-7789
18,351
null
active
2020-10-24T11:40:07.475653Z
https://skyriddles.wordpress.com/
Space Research
N/A
{ "urls": [] }
false
false
137.141
CudNhHUAqCL3zpzuJHoQoD
BPSK
true
Transmitter
null
null
null
137,141,000
null
null
BPSK
50
null
false
160
XWJC-7674-8051-0421-7789
18,351
null
active
2022-08-01T11:32:48.857357Z
https://r4uab.ru/frequency/
Unknown
N/A
{ "urls": [] }
false
false
137.141
Z2ViCYEPTmBkKPkMKFgnJg
BPSK 1k2 Transceiver
true
Transceiver
145,840,000
null
null
437,150,000
null
null
BPSK
50
BPSK
false
1,200
ZDPY-4221-9426-0630-5344
20,442
null
active
2019-06-15T15:10:02.126225Z
https://www.jamsat.or.jp/ml/news/199705/msg00005.html
Unknown
N/A
{ "urls": [] }
false
false
437.15
ZAKErADdWKpMiDjvKKhmmB
Mode U TLM
true
Transmitter
null
null
null
437,125,000
null
3,088
CW
6
null
false
0
ZDPY-4221-9426-0630-5344
20,442
null
active
2021-02-08T13:05:33.620486Z
constant unmodulated carrier
Amateur
IARU Coordinated
{ "urls": [] }
false
false
437.125
iQRkZ4BeNeTphSGEwtBztm
Carrier
true
Transmitter
null
null
null
435,078,000
null
null
null
null
null
false
null
ZDPY-4221-9426-0630-5344
20,442
null
active
2024-07-01T11:49:57.374451Z
https://twitter.com/sq3dho/status/1688504180518858752
Amateur
N/A
{ "urls": [] }
false
true
435.078
jYtki5mG7PidNmWJVU3D4E
Mode V/U FM
true
Transceiver
145,850,000
null
0
436,795,000
null
6,868
FM
1
FM
false
null
XTDR-0995-4168-5549-5936
22,825
null
active
2020-06-07T05:22:14.894036Z
https://network.satnogs.org/observations/2329710/
Amateur
N/A
{ "urls": [] }
false
false
436.795
fPpLQQAPMEHEcgK59hfaRA
Mode U AFSK Beacon
true
Transmitter
null
null
null
436,795,000
null
6,868
AFSK
49
null
false
1,200
XTDR-0995-4168-5549-5936
22,825
null
active
2020-06-07T05:22:14.891734Z
https://network.satnogs.org/observations/2325716/
Amateur
N/A
{ "urls": [] }
false
false
436.795
czwUUACDsHHKTvFyn59tJC
Mode S
true
Transmitter
null
null
null
2,218,000,000
null
null
FM
1
null
false
400,000
XTDR-0995-4168-5549-5936
22,825
null
active
2022-08-01T16:52:11.849530Z
https://www.itu.int/online/snl/satbandold_snl.sh?ntc_id=119500202&fr1=8000&fr2=8300&ie=y&sat_type=&sat_name=EYESAT&sel_satname=EYESAT&plan_id=
Unknown
N/A
{ "urls": [] }
false
false
2,218
L9JHEH4e8vagsDdJot8P3e
Mode U - GMSK9k6
true
Transmitter
null
null
null
436,797,000
null
null
GMSK
63
null
false
9,600
XTDR-0995-4168-5549-5936
22,825
null
active
2024-08-02T07:49:23.920718Z
https://www.ao27.net/
Unknown
N/A
{ "urls": [] }
false
false
436.797
DPbU8Gqv7mD3n6YFTrMFYa
Mode JD
false
Transmitter
null
null
null
437,822,000
null
null
BPSK
50
null
false
1,200
NRSU-5773-9133-8545-6426
22,826
null
inactive
2019-06-15T17:06:53.978141Z
https://web.archive.org/web/20140205050357/http://www.amsat.org/amsat-new/satellites/sat_summary/io26.php
Unknown
N/A
{ "urls": [] }
false
false
437.822
QGvTCQfY3a4iLd7vrKxxjf
1k2 BPSK TLM
false
Transmitter
null
null
null
435,860,000
null
0
BPSK
50
null
false
1,200
NRSU-5773-9133-8545-6426
22,826
null
inactive
2024-04-08T10:49:12.844345Z
I2KBD Command Station
Unknown
N/A
{ "urls": [] }
false
false
435.86
EqJ7V2tkuFDPF4YqKGRxvg
BPSK CW carrier
true
Transmitter
null
null
null
435,772,000
null
null
BPSK
50
null
false
1,200
NRSU-5773-9133-8545-6426
22,826
null
active
2024-04-08T10:47:38.142180Z
I2KBD Command Station
Unknown
N/A
{ "urls": [] }
false
false
435.772
gwjfrzSjLGpoukyoPnpXfb
V/T (Mode A) Transponder
false
Transponder
145,858,000
145,898,000
null
29,354,000
29,394,000
null
USB
9
USB
false
null
DBOZ-6429-8624-3701-8847
23,439
null
inactive
2026-02-14T12:38:31.088457Z
https://www.dk3wn.info/wp/satelliten/radio-sputnik-rs-15/
Amateur
N/A
{ "urls": [] }
false
false
29.354
ybJ86zjXzQxDReZ5skY56B
Mode T TLM 1
true
Transmitter
null
null
null
29,352,500
null
0
CW
6
null
false
0
DBOZ-6429-8624-3701-8847
23,439
null
active
2026-02-14T12:36:53.449144Z
https://de.wikipedia.org/wiki/Radio_ROSTO
Unknown
N/A
{ "urls": [] }
false
false
29.3525
Ge5Tjswy2cxH9kMr7pUCzP
Mode T TLM 2
false
Transmitter
null
null
null
29,398,700
null
null
CW
6
null
false
null
DBOZ-6429-8624-3701-8847
23,439
null
inactive
2026-02-14T12:37:02.203116Z
https://de.wikipedia.org/wiki/Radio_ROSTO
Unknown
N/A
{ "urls": [] }
false
false
29.3987
Zqa2ebzyRRBffvwkLnjTVc
Mode U CW Beacon
true
Transmitter
null
null
null
435,795,000
null
2,295
CW
6
null
false
12
XTKP-9404-9174-4088-2406
24,278
null
active
2019-05-27T21:54:35.808394Z
https://network.satnogs.org/observations/697644/
Unknown
N/A
{ "urls": [] }
false
false
435.795
t2ffeMh8FNf979UMF7kGaV
Mode V/U Linear Transponder
true
Transponder
145,900,000
146,000,000
null
435,800,000
435,900,000
null
USB
9
LSB
true
null
XTKP-9404-9174-4088-2406
24,278
null
active
2019-06-15T20:14:54.191666Z
https://www.amsat.org/two-way-satellites/fo-29-jas-2/
Unknown
N/A
{ "urls": [] }
false
false
435.8
J69tNga2yUACngU6T85Buk
Mode U Digitalker
true
Transmitter
null
null
null
435,910,000
null
null
FM
1
null
false
null
XTKP-9404-9174-4088-2406
24,278
null
active
2019-06-15T20:14:54.189909Z
https://www.amsat.org/two-way-satellites/fo-29-jas-2/
Unknown
N/A
{ "urls": [] }
false
false
435.91
BeG2GstNLjwGabsMwHEnJJ
SARSAT L-Band
true
Transmitter
null
null
null
1,544,500,000
null
null
BPSK
50
null
false
2,400
FSYV-6957-0977-9643-9047
25,338
null
active
2020-06-21T09:19:18.873746Z
https://cospas-sarsat.int/images/stories/SystemDocs/Current/T003-FEB-2018.pdf
Mobile
N/A
{ "urls": [] }
false
false
1,544.5
bCF8tHeNaNM5QeEMy8Y8hn
HRPT
true
Transmitter
null
null
null
1,702,500,000
null
null
HRPT
45
null
false
665,400
FSYV-6957-0977-9643-9047
25,338
null
active
2022-09-10T15:03:26.545481Z
https://www.ospo.noaa.gov/Operations/POES/status.html#noaa15
Unknown
N/A
{ "urls": [] }
false
false
1,702.5
D3ZUeiSUnUQkq5EuEAepxi
Direct Sounder Broadcast
true
Transmitter
null
null
null
137,350,000
null
null
DSB
98
null
false
8,320
FSYV-6957-0977-9643-9047
25,338
null
active
2022-09-10T15:02:54.539624Z
https://www1.ncdc.noaa.gov/pub/data/satellite/publications/podguides/N-15%20thru%20N-19/pdf/2.1%20Section%204.0%20Real%20Time%20Data%20Systems%20for%20Local%20Users%20.pdf
Unknown
N/A
{ "urls": [] }
false
false
137.35
ejScA6SpoPy4SW8wyt6Cnd
Direct Sounder Broadcast
false
Transmitter
null
null
null
137,770,000
null
null
DSB
98
null
false
8,320
FSYV-6957-0977-9643-9047
25,338
null
inactive
2022-09-10T15:11:53.408235Z
https://www.cpc.ncep.noaa.gov/products/stratosphere/strat_a_f/NOAA-K.pdf
Unknown
N/A
{ "urls": [] }
false
false
137.77
2YyYhaFtd7zyVwubAfYdSR
S-band telemetry
true
Transmitter
null
null
null
2,247,490,000
null
null
BPSK
50
null
false
128,000
FSYV-6957-0977-9643-9047
25,338
null
active
2023-10-28T10:28:41.041897Z
https://network.satnogs.org/observations/8373961/
Unknown
N/A
{ "urls": [] }
false
false
2,247.49
KFp27qwcDBzZSMcJyeAzx6
APT Transmission
false
Transmitter
null
null
null
137,500,000
null
null
APT
44
null
false
null
FSYV-6957-0977-9643-9047
25,338
null
inactive
2024-01-25T18:36:31.622296Z
Change name
Unknown
N/A
{ "urls": [] }
false
false
137.5
mjsHcYajEgbiS9cbKfecGo
APT
false
Transmitter
null
null
null
137,620,000
null
null
APT
44
null
false
null
FSYV-6957-0977-9643-9047
25,338
null
inactive
2025-09-20T12:31:32.691291Z
https://www.ospo.noaa.gov/data/messages/2025/08/MSG_20250811_1200.html
Unknown
N/A
{ "urls": [] }
false
false
137.62
c4T33yxNiE8EAEc7V6LMQk
Mode V/U APRS,BBS 9K6 FSK
true
Transceiver
145,930,000
null
null
435,225,000
null
null
FSK
72
FSK
false
9,600
FCHF-0545-3706-3789-8061
25,397
null
active
2019-06-16T08:38:44.285840Z
https://web.archive.org/web/20150707181323/http://asri.technion.ac.il/amateur-radio/
Unknown
N/A
{ "urls": [] }
false
false
435.225
maYGaaMWsSBeDDDMpcM9ES
Mode V/U APRS 9K6 FSK
true
Transceiver
145,850,000
null
null
435,225,000
null
null
FSK
72
FSK
false
9,600
FCHF-0545-3706-3789-8061
25,397
null
active
2019-06-16T08:38:44.283875Z
https://web.archive.org/web/20150707181323/http://asri.technion.ac.il/amateur-radio/
Unknown
N/A
{ "urls": [] }
false
false
435.225
rnK4cgRRm9cdM2rxFkyoQG
Mode V/U BBS 9k6 FSK
true
Transceiver
145,890,000
null
null
435,225,000
null
null
FSK
72
FSK
false
9,600
FCHF-0545-3706-3789-8061
25,397
null
active
2019-06-16T08:38:44.281343Z
https://www.pe0sat.vgnet.nl/satellite/amateur-radio-satellites/go-32/
Unknown
N/A
{ "urls": [] }
false
false
435.225
qvdNpHXGCBkBYSzGokjsYY
Mode L/U 9K6 FSK
true
Transceiver
1,269,900,000
null
null
435,225,000
null
null
FSK
72
FSK
false
9,600
FCHF-0545-3706-3789-8061
25,397
null
active
2019-06-16T08:38:44.279655Z
https://web.archive.org/web/20150707181323/http://asri.technion.ac.il/amateur-radio/
Unknown
N/A
{ "urls": [] }
false
false
435.225
MRMmE3cF5JgNqE8UXcpFDA
Mode L/U 9K6 FSK
true
Transceiver
1,269,800,000
null
null
435,225,000
null
null
FSK
72
FSK
false
9,600
FCHF-0545-3706-3789-8061
25,397
null
active
2019-06-16T08:38:44.277659Z
https://web.archive.org/web/20150707181323/http://asri.technion.ac.il/amateur-radio/
Unknown
N/A
{ "urls": [] }
false
false
435.225
TiQ24jMtQ728WY4tUkckff
Mode L/U 9K6 FSK
true
Transceiver
1,269,700,000
null
null
435,225,000
null
null
FSK
72
FSK
false
9,600
FCHF-0545-3706-3789-8061
25,397
null
active
2019-06-16T08:38:44.267582Z
https://web.archive.org/web/20150707181323/http://asri.technion.ac.il/amateur-radio/
Unknown
N/A
{ "urls": [] }
false
false
435.225
5W3dB4ix8qxUZ362SQvVwh
Mode U 9k6 FSK
true
Transmitter
null
null
null
435,225,000
null
null
FSK
72
null
false
9,600
FCHF-0545-3706-3789-8061
25,397
null
active
2023-12-28T16:00:30.820134Z
STRF Observation
Amateur
N/A
{ "urls": [] }
false
false
435.225
Dr9jk4p5WxHjhJ7ETmXzbY
Mode U 9k6 FSK
true
Transmitter
null
null
null
435,325,000
null
-2,297
FSK
72
null
false
9,600
FCHF-0545-3706-3789-8061
25,397
null
active
2023-12-28T16:01:30.901360Z
STRF OBS
Amateur
N/A
{ "urls": [] }
false
false
435.325
ZJxCeQmih9zDfYNVrB4wRN
Mode V APRS
true
Transceiver
145,825,000
null
null
145,825,000
null
null
AFSK
49
AFSK
false
1,200
XSKZ-5603-1870-9019-3066
25,544
null
active
2019-06-16T08:49:33.586159Z
https://spaceflight.nasa.gov/station/reference/radio/
Unknown
N/A
{ "urls": [] }
false
false
145.825
PjfcFc4PZ8M8n3thuyA6x9
Mode V/V FM (crew R2+3)
true
Transceiver
144,490,000
null
null
145,800,000
null
null
FM
1
FM
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2019-06-16T08:49:47.011031Z
https://spaceflight.nasa.gov/station/reference/radio/
Unknown
N/A
{ "urls": [] }
false
false
145.8
pQRPwTWqQr7unDav5Mz4pG
Mode V/V FM (crew R1)
true
Transceiver
145,200,000
null
null
145,800,000
null
null
FM
1
FM
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2019-06-16T08:49:41.562574Z
https://spaceflight.nasa.gov/station/reference/radio/
Unknown
N/A
{ "urls": [] }
false
false
145.8
xHu5MSMute88ReidipFupe
TEMP Off-Frequency SSTV
false
Transmitter
null
null
null
145,480,000
null
null
SSTV
5
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
inactive
2019-06-16T10:00:49.379471Z
https://community.libre.space/t/upcoming-sstv-transmissions/2565/8
Unknown
N/A
{ "urls": [] }
false
false
145.48
EvtcWByczLm3LejfbGt8pS
VHF-1 Soyuz Communication - FMN
true
Transmitter
null
null
null
143,625,000
null
null
FMN
7
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2019-06-16T10:00:49.376695Z
http://issfanclub.eu/iss-frequencies/
Unknown
N/A
{ "urls": [] }
false
false
143.625
LpxAGDsjnvSJSBWDw9ZQi5
VHF-2 Soyuz Communication - FMN
true
Transmitter
null
null
null
130,167,000
null
null
FMN
7
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2019-06-16T10:00:49.373635Z
http://issfanclub.eu/iss-frequencies/
Unknown
N/A
{ "urls": [] }
false
false
130.167
4ACt6xLkArN9jyBMVmY6Bm
Tomsk-TPU-120
false
Transmitter
null
null
null
437,023,000
null
null
FM
1
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
inactive
2019-06-16T10:21:44.389666Z
https://tpu.ru/en/about/tpu_today/news/view?id=3188
Unknown
N/A
{ "urls": [] }
false
false
437.023
ZmxED2vRmJR3LnsgfARLsd
Tanusha FM
false
Transmitter
null
null
null
437,050,000
null
null
FM
1
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
inactive
2019-06-16T10:21:44.387049Z
https://amsat-uk.org/2017/06/30/russian-tanusha-1-and-2-satellites/
Unknown
N/A
{ "urls": [] }
false
false
437.05
qAeYxdoo7wv6rcVKhGsPsC
Soyuz / Orlan space suit
true
Transmitter
null
null
null
121,750,000
null
null
FM
1
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2019-10-22T14:35:18.799014Z
http://www.svengrahn.pp.se/radioind/mirradio/mirradio.htm#ISSSM
Unknown
N/A
{ "urls": [] }
false
false
121.75
e3T8v6U7hBhSTTDsGjd7ZD
Mystery transmitter 137.6257MHz
true
Transmitter
null
null
null
137,625,700
null
0
CW
6
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2020-03-19T16:41:06.776790Z
https://twitter.com/coastal8049/status/1240673762363621376
Unknown
N/A
{ "urls": [] }
false
false
137.6257
HcT7xq7wxKnLGdfHZhR3db
ISS CCSDS Data 1
true
Transmitter
null
null
null
2,265,000,000
null
null
QPSK
69
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2020-06-28T18:10:33.036249Z
https://uhf-satcom.com/satellite-reception/s-band
Aeronautical
N/A
{ "urls": [] }
false
false
2,265
4Yp5mRhdNPURqAuVn77NMk
Mode V/V APRS
false
Transceiver
145,825,000
null
null
145,825,000
null
null
AFSK
49
AFSK
false
1,200
XSKZ-5603-1870-9019-3066
25,544
null
inactive
2020-09-15T19:55:47.759547Z
https://www.ariss.org/contact-the-iss.html
Amateur
N/A
{ "urls": [] }
false
false
145.825
dPuSJJPpqqMuFTGNBLw77u
IORS Telemetry
true
Transmitter
null
null
null
437,800,000
null
null
FSK
72
null
false
9,600
XSKZ-5603-1870-9019-3066
25,544
null
active
2020-09-15T19:59:24.746266Z
https://network.satnogs.org/observations/2780486/
Amateur
N/A
{ "urls": [] }
false
false
437.8
GoiXuPtD6bXcQbY9vwxEFi
ICARUS Animal-Tracker Experiment
true
Transmitter
null
null
null
468,100,000
null
null
PSK
74
null
false
656
XSKZ-5603-1870-9019-3066
25,544
null
active
2020-10-06T06:59:49.781822Z
https://cdn.rohde-schwarz.com/magazine/pdfs_1/article/219/NEWS_219__07_ICARUS_DE.pdf and https://directory.eoportal.org/web/eoportal/satellite-missions/i/iss-icarus
Radiolocation
N/A
{ "urls": [] }
false
false
468.1
UuSpaHpPZF2hwvSzXXmyjy
UHF School Contact Downlink (Backup During SSTV event)
false
Transmitter
null
null
null
437,525,000
null
null
FM
1
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
inactive
2021-06-27T19:12:30.381829Z
https://mailman.amsat.org/hyperkitty/list/amsat-bb@amsat.org/message/B3MHCHMEVFXEJ7UXW4FXIHYLDH5KZGLD/
Amateur
N/A
{ "urls": [] }
false
false
437.525
T8Vq5pF9paN9x9CoJK9MT2
Control Module "Zarya"
true
Transmitter
null
null
null
632,000,000
null
null
FM
1
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2021-07-26T13:17:12.711058Z
https://mobile.twitter.com/R4UAB/status/1419401785240870914
Unknown
N/A
{ "urls": [] }
false
false
632
WKYGC2vEzqYLrAPyHjLViR
Service Module "Zvezda" (Upper side band)
true
Transmitter
null
null
null
630,128,000
null
null
FM
1
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2021-08-13T12:37:51.818946Z
The signal has a to big bandwidth. I have tried it with a modified flowgraph, but failed. Lets try the upper side band only: https://twitter.com/eelkevisser/status/1424365532682330115/photo/3
Unknown
N/A
{ "urls": [] }
false
false
630.128
kGUAAw2FAT8MJ7cxCEUZJ5
Mode U - Possibly Voice
true
Transmitter
null
null
null
435,400,000
null
null
FM
1
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2022-06-06T19:52:07.352453Z
https://community.libre.space/t/iss-on-435-4-mhz/
Unknown
N/A
{ "urls": [] }
false
false
435.4
XZTqD4wKjCt497URjTLB7i
Suit 1
true
Transmitter
null
null
null
121,100,000
null
null
FM
1
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2022-08-16T13:27:59.161675Z
https://r4uab.ru/frequency/
Unknown
N/A
{ "urls": [] }
false
false
121.1
HLrZpCRcTvPqqndeg4xnbY
Suit 2
true
Transmitter
null
null
null
121,275,000
null
null
FM
1
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2022-08-16T13:28:08.640309Z
https://r4uab.ru/frequency/
Unknown
N/A
{ "urls": [] }
false
false
121.275
yMufCB474YJ4YRdDepfMUk
Mode U/V FM Voice
false
Transceiver
437,800,000
null
null
145,800,000
null
null
FM
1
FM
false
null
XSKZ-5603-1870-9019-3066
25,544
null
inactive
2022-08-16T13:28:17.879999Z
https://spaceflight.nasa.gov/station/reference/radio/
Unknown
N/A
{ "urls": [] }
false
false
145.8
yPvKr7jdJZLHsHukp8dDQF
Mode U APRS Digi
false
Transceiver
437,550,000
null
null
437,550,000
null
null
AFSK
49
AFSK
false
1,200
XSKZ-5603-1870-9019-3066
25,544
null
inactive
2022-08-16T13:28:28.122540Z
https://www.ariss.org/current-status-of-iss-stations.html
Unknown
N/A
{ "urls": [] }
false
false
437.55
cCw7U8jt863ktpTQeqjVq7
EMU Alt
true
Transmitter
null
null
null
417,100,000
null
null
FSK
72
null
false
695
XSKZ-5603-1870-9019-3066
25,544
null
active
2022-12-19T16:19:02.167841Z
https://www.qsl.net/va3rj/sat_freq.html
Unknown
N/A
{ "urls": [] }
false
false
417.1
T9RW3kVtzUxiyS4dBSGQh7
Mode S1
true
Transmitter
null
null
null
2,425,000,000
null
null
FM
1
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2023-01-01T16:24:22.743834Z
https://www.itu.int/online/snl/satbandold_snl.sh?ntc_id=112540308&fr1=430&fr2=440&ie=&sat_type=&sat_name=ISS+-+ARISS&sel_satname=ISS+-+ARISS&plan_id=
Unknown
N/A
{ "urls": [] }
false
false
2,425
Ro4PxBCBuQ4NGwj5uBJXUq
Mode S2
true
Transmitter
null
null
null
2,375,000,000
null
null
FM
1
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2023-01-01T16:24:32.254334Z
https://www.itu.int/online/snl/satbandold_snl.sh?ntc_id=112540308&fr1=430&fr2=440&ie=&sat_type=&sat_name=ISS+-+ARISS&sel_satname=ISS+-+ARISS&plan_id=
Unknown
N/A
{ "urls": [] }
false
false
2,375
oS2odPao5VikPbEqAjkTFc
EVA/WVS
true
Transmitter
null
null
null
400,575,000
null
null
FM
1
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2023-01-01T16:24:44.974629Z
https://www.itu.int/online/snl/satbandold_snl.sh?ntc_id=121500123&fr1=225&fr2=420&ie=&sat_type=&sat_name=ISS+WVS&sel_satname=ISS+WVS&plan_id=
Inter-satellite
N/A
{ "urls": [] }
false
false
400.575
ExmfdcGmsJPmNEQtjQqmkU
Rassvet
true
Transmitter
null
null
null
637,500,000
null
null
FM
1
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2023-01-01T16:24:50.681528Z
CITATION NEEDED - https://xkcd.com/285/
Unknown
N/A
{ "urls": [] }
false
false
637.5
LX6y6kzNaamd2Z3XPa2GuC
CUCU (SpaceX COTS UHF Communication Unit)
true
Transmitter
null
null
null
400,500,000
null
null
BPSK
50
null
false
1,536
XSKZ-5603-1870-9019-3066
25,544
null
active
2023-02-17T09:46:22.927919Z
https://apps.fcc.gov/oetcf/els/reports/STA_Print.cfm?mode=current&application_seq=49678
Inter-satellite
N/A
{ "urls": [] }
false
false
400.5
WW8CQ54bNyfrnuzbBBcjQV
SpaceX Dragon Wideband Telemetry
true
Transmitter
null
null
null
2,205,500,000
null
null
BPSK
50
null
false
null
XSKZ-5603-1870-9019-3066
25,544
null
active
2023-02-17T09:46:31.327304Z
CITATION NEEDED - https://xkcd.com/285/
Unknown
N/A
{ "urls": [] }
false
false
2,205.5
End of preview. Expand in Data Studio

SatNOGS Satellite Transmitter Database

Part of the Orbital Mechanics Datasets collection on Hugging Face.

Update SatNOGS Updated

Crowdsourced database of satellite radio transmitters from the SatNOGS network, maintained by the Libre Space Foundation. Currently 4,754 transmitter entries (2,730 active) across 55 transmission modes.

Dataset description

SatNOGS (Satellite Networked Open Ground Station) is an open-source project that maintains a comprehensive database of satellite transmitters, including uplink and downlink frequencies, modulation modes, baud rates, and operational status. The data is crowdsourced from a global network of ground station operators and is freely available.

Schema

Column Type Description
uuid string Unique transmitter identifier
description string Transmitter description
alive bool Whether the transmitter is currently active
type string Transmitter type
uplink_low_hz float64 Uplink low frequency (Hz)
uplink_high_hz float64 Uplink high frequency (Hz)
downlink_low_hz float64 Downlink low frequency (Hz)
downlink_high_hz float64 Downlink high frequency (Hz)
downlink_mhz float64 Downlink low frequency (MHz, derived)
mode string Transmission mode (e.g. FM, AFSK, BPSK)
baud float64 Baud rate
norad_id int NORAD catalog ID
status string Operational status

Quick stats

  • 4,754 transmitter entries
  • 2,730 currently active
  • 55 transmission modes
  • Top modes: FM (1,491), BPSK (642), GMSK (435), FSK (395), CW (378)

Usage

from datasets import load_dataset

ds = load_dataset("juliensimon/satnogs-transmitters", split="train")
df = ds.to_pandas()

# Active transmitters
active = df[df["alive"] == True]
print(f"{len(active):,} active transmitters")

# UHF band (300-3000 MHz)
uhf = df[(df["downlink_mhz"] >= 300) & (df["downlink_mhz"] <= 3000)]
print(f"{len(uhf):,} UHF transmitters")

# Transmitters per NORAD ID
sats = df.groupby("norad_id").size().sort_values(ascending=False)
print(f"{len(sats):,} unique satellites")

Data source

SatNOGS DB by the Libre Space Foundation. Data is crowdsourced from the global SatNOGS ground station network.

Update schedule

Weekly (Monday at 18:00 UTC) via GitHub Actions.

Related datasets

Pipeline

Source code: juliensimon/space-datasets

Support

If you find this dataset useful, please give it a ❤️ on the dataset page and share feedback in the Community tab! Also consider giving a ⭐️ to the space-datasets repo.

Citation

@dataset{satnogs_transmitters,
  author = {Simon, Julien},
  title = {SatNOGS Satellite Transmitter Database},
  year = {2026},
  publisher = {Hugging Face},
  url = {https://huggingface.co/datasets/juliensimon/satnogs-transmitters},
  note = {Based on SatNOGS DB by Libre Space Foundation}
}

License

CC-BY-4.0

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