Key statistics
Satellite ORBCOMM FM 4 at a glance.
Uptime
10169
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 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: 100.33 minutes
Inclination: 107.9627 deg
SMA: 7152.31 km
Apoapsis: 804.517 km
Periapsis: 743.834 km
RAAN: 144.9189 deg
Eccentricy: 0.00424217
Argument of periapsis: 292.658 deg
Mean anomaly: 67.0077 deg
Mean motion: 14.352688 rev/day
Mean motion (dot): 0.00002079 rev/day2
B* drag term: 0.00076320309 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, 7 a.m. UTC
TLE line 0: 0 ORBCOMM FM 4
TLE line 1: 1 25159U 98007C 25346.29217431 .00002079 00000-0 76320-3 0 9994
TLE line 2: 2 25159 107.9627 144.9189 0042422 292.6580 67.0077 14.35268800449773
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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