Key statistics
Satellite TUBSAT A at a glance.
Uptime
12349
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 TUBSAT A.
Object identification
Identified? True
Debris? False
Object name: TUBSAT A
International designator: 1991-050D
Object number (NORAD): 21577
Object ID (CCSDS): 21577
Country: GERMANY (GER)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 99.975 minutes
Inclination: 98.4272 deg
SMA: 7135.445 km
Apoapsis: 762.298 km
Periapsis: 752.322 km
RAAN: 199.6575 deg
Eccentricy: 0.000699
Argument of periapsis: 46.7101 deg
Mean anomaly: 313.467 deg
Mean motion: 14.40360399 rev/day
Mean motion (dot): 0.00000198 rev/day2
B* drag term: 0.000076014 1/REarth
Two-line elements (TLE)
Creation date: May 8, 2025, 3:01 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: May 7, 2025, 7:39 p.m. UTC
TLE line 0: 0 TUBSAT A
TLE line 1: 1 21577U 91050D 25127.81909739 .00000198 00000-0 76014-4 0 9990
TLE line 2: 2 21577 98.4272 199.6575 0006990 46.7101 313.4670 14.40360399775025
Live tracking on map
Real-time ground track for satellite TUBSAT A.
In-orbit conjunctions
There are no conjunctions computed for TUBSAT A, 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.
TUBSAT A 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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