Key statistics
Satellite GEOSAT at a glance.
Uptime
14886
Days in orbit
Revolutions
≈ 14.4
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
108.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for GEOSAT.
Object identification
Identified? True
Debris? False
Object name: GEOSAT
International designator: 1985-021A
Object number (NORAD): 15595
Object ID (CCSDS): 15595
Country: UNITED STATES OF AMERICA (US)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 100.012 minutes
Inclination: 108.0485 deg
SMA: 7137.187 km
Apoapsis: 760.375 km
Periapsis: 757.729 km
RAAN: 52.1393 deg
Eccentricy: 0.0001854
Argument of periapsis: 276.0431 deg
Mean anomaly: 84.05 deg
Mean motion: 14.39833007 rev/day
Mean motion (dot): 0.00000356 rev/day2
B* drag term: 0.00015631524 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, 3:06 a.m. UTC
TLE line 0: 0 GEOSAT
TLE line 1: 1 15595U 85021A 25346.12982779 .00000356 00000-0 15632-3 0 9990
TLE line 2: 2 15595 108.0485 52.1393 0001854 276.0431 84.0500 14.39833007135843
Live tracking on map
Real-time ground track for satellite GEOSAT.
In-orbit conjunctions
A list of the most updated potential collisions computed for object GEOSAT.
Associated space launch
Oceanographic radar altimetry satellite designed to obtain mapping of the Earth's geoid
GEOSAT was lifted into orbit during the mission ‘Atlas E/OIS | Geosat 1’, on board a Atlas E/OIS space rocket.
The launch took place on March 13, 1985, 2 a.m. from Space Launch Complex 3W.
For more information about the launch, click the button.
Atlas E/OIS | Geosat 1
Agency: N/A
Status: Launch Successful
Launch date: March 13, 1985, 2 a.m. UTC
Rocket: Atlas E/OIS
Launch pad: Space Launch Complex 3W
Location: Vandenberg SFB, CA, USA
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