KOSEN-1
Mission information
- Name
- KOSEN-1
- Alternate Names
- JR5YGJ
- Satellite ID
- NJBJ-3838-9654-0508-8247
- NORAD ID
- 49402
- Website
- http://space.kochi-ct.jp/kosen-1/
- Country of Origin
-
Japan
Status
Operational
Satellite is in orbit and operational
Image

Mission timeline
- Launch Date
- 2021-11-09T00:00:00+00:00
SatNOGS Links
Mode HF/U - Onboard SDR
- Type
- Transponder
- Service
- Amateur
- Downlink Mode
- AFSK
- Downlink Frequency
- 435525000
- Baud
- 1200
- Uplink Mode
- CW
- Downlink High
- 435525000
- Uplink Frequency
- 21125000
- Uplink High
- 21150000
- IARU Coordination
- IARU Coordinated
Mode U - AFSK1k2
- Type
- Transmitter
- Downlink Mode
- AFSK
- Downlink Frequency
- 435525000
- Baud
- 1200
- IARU Coordination
- IARU Coordinated
Mode U - GMSK9k6
- Type
- Transmitter
- Downlink Mode
- GMSK
- Downlink Frequency
- 435525000
- Baud
- 9600
- IARU Coordination
- IARU Coordinated
Mode U - CW Beacon
- Type
- Transmitter
- Downlink Mode
- CW
- Downlink Frequency
- 435525000
- Baud
- 18
- IARU Coordination
- IARU Coordinated
Most Recent Observers (last 24h)
Observer | Latest Data |
---|---|
PV8DX-FJ92pt | 2025-06-15 00:07:05 UTC |
JH4XSY-pi-QM06cb | 2025-06-14 23:09:24 UTC |
Drachten-JO33bc | 2025-06-14 19:34:08 UTC |
UX5UL-KO50ei | 2025-06-14 19:33:33 UTC |
SA2KNG Omni UHF/VHF-KP03cu | 2025-06-14 18:01:41 UTC |
Data Frames Decoded - 30 Days
There is no decoded data for this satellite in the last 30
days.
Decoder: KOSEN-1 Telemetry
- Script Name
- kosen1
- Decoder Fields
- Click here
Orbital Elements
Latest Two-Line Element (TLE)
- TLE Source
- Celestrak (active)
- TLE Updated
- 2025-06-15 01:27:13 UTC
- TLE Set
-
1 49402U 21102H 25165.67293171 .00007304 00000+0 33732-3 0 9994
2 49402 97.3691 210.4980 0017247 65.0295 295.2730 15.20362590198063
No Satellite Suggestions Found