Key statistics
Satellite HIPPARCOS at a glance.
Uptime
13277
Days in orbit
Revolutions
≈ 2.3
Per day
Orbit
GTO
Geostationary Transfer Orbit
Inclination
7.2
Latest
Satellite identification and parameters
Extended collection of information and parameters for HIPPARCOS.
Object identification
Identified? True
Debris? False
Object name: HIPPARCOS
International designator: 1989-062B
Object number (NORAD): 20169
Object ID (CCSDS): 20169
Country: EUROPEAN SPACE AGENCY (ESA)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 636.02 minutes
Inclination: 7.1901 deg
SMA: 24498.56 km
Apoapsis: 35752.357 km
Periapsis: 488.492 km
RAAN: 28.2643 deg
Eccentricy: 0.71971303
Argument of periapsis: 204.772 deg
Mean anomaly: 88.1915 deg
Mean motion: 2.26408088 rev/day
Mean motion (dot): -0.00000023 rev/day2
B* drag term: 0.001048545 1/REarth
Two-line elements (TLE)
Creation date: Dec. 12, 2025, 10:14 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 12, 2025, 5:57 a.m. UTC
TLE line 0: 0 HIPPARCOS
TLE line 1: 1 20169U 89062B 25346.24822999 -.00000023 00000-0 10485-2 0 9994
TLE line 2: 2 20169 7.1901 28.2643 7197130 204.7720 88.1915 2.26408088265118
Live tracking on map
Real-time ground track for satellite HIPPARCOS.
In-orbit conjunctions
There are no conjunctions computed for HIPPARCOS, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
German geostationary communications satellite
HIPPARCOS was lifted into orbit during the mission ‘Ariane 44LP | TV-Sat 2’, on board a Ariane 44LP space rocket.
The launch took place on Aug. 8, 1989, 11:25 p.m. from Ariane Launch Area 2.
For more information about the launch, click the button.
Ariane 44LP | TV-Sat 2
Agency: N/A
Status: Launch Successful
Launch date: Aug. 8, 1989, 11:25 p.m. UTC
Rocket: Ariane 44LP
Launch pad: Ariane Launch Area 2
Location: Guiana Space Centre, French Guiana
...
Latest news about this satellite
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