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Challenge One
Artificial satellite. Challenge One was launched on March 22, 2021 aboard a Soyuz-2-1A from Baikonur. Latest status in GCAT: reentered (orbital decay) (May 6, 2025).
COSPAR 2021-022AANORAD 47956Tunisia
Identity
- Name in GCAT
- ChallengeOne
- Common name
- Challenge One
- International designator
- 2021-022AA
- NORAD catalog number
- 47956
- GCAT identifier
- S47956
- UN registration
- A/AC.105/INF.452
Mission
- Mission type
- Communications
- Use
- Commercial
- Program
- Telnet
- Owner
- Telnet Holding
- Country
- Tunisia
- Builder
- RUS Telnet LLC
- Platform (bus)
- Cubesat 2U
Launch
- Date
- March 22, 2021 · 06:07 UTC
- Launch record
- 2021-022Success
- Rocket
- Soyuz-2-1A
- Spaceport
- Baikonur · pad LC31
Orbit and fate
- Orbit class (GCAT)
- LLEO/S
- Perigee
- 535 km
- Apogee
- 564 km
- Inclination
- 97.57°
- Status
- Reentered (orbital decay)
- Status date
- May 6, 2025
- Last known active
- February 2023
- End of operations
- April 2025
Size
- Mass
- 2 kg
- Dry mass
- 2 kg
- Length
- 0.2 m
- Diameter
- 0.10 m
- Span
- 0.2 m
Launched together
CAS500 1Optical imaging · KARIUnisat-7Technology · GAUSS SrINajm-1Optical imaging · KACSTGRBAlphaAstronomy · TUKEORBICRAFT-ZORKIYOptical imaging · SputniksEnxanetaCommunications · Open CosmosSpace Travelling Egg-Controlled Catadioptric ObjectCalibration · Roma La SapienzaDIY-1Technology · DIYSatelliteSMOG-1Signals intelligence · BME
Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q105992125 (CC0).