Key statistics
Satellite OSCAR 22 (UOSAT 5) at a glance.
Uptime
12462
Days in orbit
Revolutions
≈ 14.4
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
98.4
Latest
Satellite identification and parameters
Extended collection of information and parameters for OSCAR 22 (UOSAT 5).
Object identification
Identified? True
Debris? False
Object name: OSCAR 22 (UOSAT 5)
International designator: 1991-050B
Object number (NORAD): 21575
Object ID (CCSDS): 21575
Country: UNITED KINGDOM (UK)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 99.849 minutes
Inclination: 98.389 deg
SMA: 7129.469 km
Apoapsis: 756.124 km
Periapsis: 746.543 km
RAAN: 309.8204 deg
Eccentricy: 0.00067192
Argument of periapsis: 346.8977 deg
Mean anomaly: 13.2038 deg
Mean motion: 14.42171781 rev/day
Mean motion (dot): 0.00000256 rev/day2
B* drag term: 0.000090768153 1/REarth
Two-line elements (TLE)
Creation date: Aug. 29, 2025, 2:15 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Aug. 28, 2025, 6:18 p.m. UTC
TLE line 0: 0 OSCAR 22 (UOSAT 5)
TLE line 1: 1 21575U 91050B 25240.76254462 .00000256 00000-0 90768-4 0 9991
TLE line 2: 2 21575 98.3890 309.8204 0006719 346.8977 13.2038 14.42171781792395
Live tracking on map
Real-time ground track for satellite OSCAR 22 (UOSAT 5).
In-orbit conjunctions
There are no conjunctions computed for OSCAR 22 (UOSAT 5), at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
ERS (European Remote Sensing Satellite) are a family of multi-disciplinary Earth Observation Satellites.
OSCAR 22 (UOSAT 5) was lifted into orbit during the mission ‘Ariane 40 | ERS-1’, on board a Ariane 40 space rocket.
The launch took place on July 17, 1991, 1:46 a.m. from Ariane Launch Area 2.
For more information about the launch, click the button.
Ariane 40 | ERS-1
Agency: N/A
Status: Launch Successful
Launch date: July 17, 1991, 1:46 a.m. UTC
Rocket: Ariane 40
Launch pad: Ariane Launch Area 2
Location: Guiana Space Centre, French Guiana
...
Latest news about this satellite
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