|Units or mass||1U|
|Status||Reentry 2022-07-05. Was operational (Signals reported on Twitter and SatNOGS as of 2021-03-27)|
|Deployer||J-SSOD (JEM Small Satellite Orbital Deployer)|
|Deployment||Deployed from ISS on 2021-03-14|
|Organisation||Kyushu Institute of Technology|
|Entity||Academic / Education|
|Manufacturer||AIVT by Kyushu Institute of Technology|
Educational and amateur radio mission.
1. APRS digipeater 2. Store-and-Forward 3. Total Ionization Dosage 4. Hentenna mission 5. Active attitude control 6. Perovskite solar cell 7. Camera mission 8. On-board Image classification The primary mission of BIRDS-4 CubeSat constellation is to provide digital message relay service to the amateur radio community by means of an APRS (Automatic Packet Reporting System) digipeater onboard.
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