Key statistics
Satellite ORBCOMM FM 4 at a glance.
Uptime
10009
Days in orbit
Revolutions
≈ 14.3
Per day
Orbit
SSO
Sun Synchronous Orbit
Inclination
108.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for ORBCOMM FM 4.
Object identification
Identified? True
Debris? False
Object name: ORBCOMM FM 4
International designator: 1998-007C
Object number (NORAD): 25159
Object ID (CCSDS): 25159
Country: ORBITAL TELECOMMUNICATIONS SATELLITE (GLOBALSTAR) (ORB)
Current information (Y/N): Y
RCS size: MEDIUM
Orbital parameters
Period: 100.363 minutes
Inclination: 107.9645 deg
SMA: 7153.914 km
Apoapsis: 805.434 km
Periapsis: 746.125 km
RAAN: 178.7775 deg
Eccentricy: 0.0041452
Argument of periapsis: 214.5118 deg
Mean anomaly: 145.3329 deg
Mean motion: 14.3478607 rev/day
Mean motion (dot): 0.00000582 rev/day2
B* drag term: 0.00024933 1/REarth
Two-line elements (TLE)
Creation date: July 6, 2025, 6:05 p.m.
Reference frame: TEME
Reference center: EARTH
Epoch: July 6, 2025, 3:08 p.m. UTC
TLE line 0: 0 ORBCOMM FM 4
TLE line 1: 1 25159U 98007C 25187.63079894 .00000582 00000-0 24933-3 0 9994
TLE line 2: 2 25159 107.9645 178.7775 0041452 214.5118 145.3329 14.34786070427017
Live tracking on map
Real-time ground track for satellite ORBCOMM FM 4.
In-orbit conjunctions
There are no conjunctions computed for ORBCOMM FM 4, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
The US Navy GFO (Geosat Follow On), is a 369 kg minisatellite based on the Techstar platform to carry on the mission of Geosat. It was launched on the 10th February 1998 on a Taurus-2210 from VAFB alongside two Orbcomm satellites, into a 789 × 881 km (779 × 790 km planned) 108 degree inclined orbit.
ORBCOMM FM 4 was lifted into orbit during the mission ‘Taurus 2210 | GFO’, on board a Minotaur-C 2210 space rocket.
The launch took place on Feb. 10, 1998, 1:20 p.m. from Space Launch Complex 576E.
For more information about the launch, click the button.
Taurus 2210 | GFO
Agency: N/A
Status: Launch Successful
Launch date: Feb. 10, 1998, 1:20 p.m. UTC
Rocket: Minotaur-C 2210
Launch pad: Space Launch Complex 576E
Location: Vandenberg SFB, CA, USA
...
Latest news about this satellite
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