- Name
- 239Alferov
- Alternate Names
- 239-PTS, RS61S
- Satellite ID
- RNAT-4607-0106-2995-6819
- NORAD ID
- 64881
- Associated Satellites
-
RSBQ-6025-2359-8646-6531
- Country of Origin
-
Russia
Satellite is in orbit
- Launch Date
- 2025-07-25T05:54:00+00:00
This 3U CubeSat is a multi-purpose mission combining Amateur Radio, Education, and Space Research objectives. Designed to engage students and amateur radio operators worldwide, the satellite supports the following missions:
Amateur Radio Mission: - Communication Modes: CW, Voice, SSTV - Digital Services: Digipeater functionality - Educational Outreach: Teaching radio technology to schoolchildren
Educational Mission: - Hands-on Learning: Students will collect and analyze satellite telemetry data - Satellite Operations: Training in satellite monitoring and telecommunications
Scientific Mission: - Gamma-Ray Burst Detection: Equipped with a scintillator detector to study high-energy astrophysical events, such as gamma-ray bursts from distant cosmic phenomena - Open Data Policy: All scientific payload data will be publicly accessible for amateur and educational use
By integrating space research, education, and amateur radio, this mission aims to inspire the next generation of scientists and engineers while contributing to our understanding of the universe.
- Type
- Transmitter
- Service
- Amateur
- Downlink Mode
- DVB-S2
- Downlink Frequency
- 10473350000
- IARU Coordination
- IARU Coordinated
- Type
- Transmitter
- Service
- Amateur
- Downlink Mode
- GFSK
- Downlink Frequency
- 436270000
- Downlink Drift
- 436.272 MHz (2300 Hz or 5272 ppb)
- Baud
- 9600
- IARU Coordination
- IARU Coordinated
| Observer | Latest Data |
|---|---|
| ArgusNavis-EL88sb | 2026-09-06 09:29:08 UTC |
| JH4XSY-pi-QM06cb | 2026-09-06 05:50:12 UTC |
| PE0SAT-21-JO21mr | 2026-09-06 04:40:35 UTC |
| PE0SAT-JO21mr | 2026-09-06 04:40:35 UTC |
| NKUA EVRIPOS - UHF-KM18tn | 2026-09-06 03:10:07 UTC |
- Script Name
- geoscan
- Decoder Fields
- Click here
- TLE Source
- Space-Track.org
- TLE Updated
- 2026-09-06 09:19:38 UTC
- TLE Set
-
1 64881U 25155F 26249.17178838 .00009392 00000-0 27901-3 0 9996
2 64881 97.4634 219.2497 0004788 237.6376 122.4404 15.34987217 93227