ORBCOMM FM 18, 25414
Orbit data source: Space-Track
ORBCOMM FM 18, 25414 is a payload satellite owned by Orbcomm (US) in LEO that was launched on Sun, 02 Aug 1998 UTC via a PEGASUS XL/HAPS launch vehicle from the Pegasus Launch, Eastern Range Air Space (ERAS). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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25414 intel report (Beta)
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Identifier
Orbit
Country
US / ORBRelated business
Manufacturer
OSC-Germantown
Mission
Non-operational Commercial Communications
Bus & Motor
MICROSTAR, Unknown motor
Mass
42 kg wet, 42 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl + 2 Pan, 4.2 m
Radar Cross Section
1.484 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 ORBCOMM FM 18
1 25414U 98046B 26085.56405703 .00000981 00000-0 35711-3 0 9992
2 25414 44.9920 273.8224 0004124 257.8787 102.1600 14.39486207444926Epoch: 2026-03-26T13:32Z
TLE epoch observation values (Epoch: 2026-03-26T13:32:14.527Z)
Latitude
0.00001°
Longitude
-113.24932°
Altitude
760.816 km
Speed
7.475 km/s
True Right ascension
18h 15m 17s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
07:23:30
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
764.689 km
Perigee altitude
758.8 km
Semi-major axis
7,139.882 km
Eccentricity
0.00041
Inclination
44.992°
RAAN
273.8224°
Arg. of periapsis
257.8787°
True anomaly
102.20619°
Mean anomaly
102.16°
Eccentric anomaly
102.1831°
Mean motion
3.59755 °/min
Orbital period
100.07 mins
BSTAR
0.00035711
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Other satellites on launch #46 in the year 1998 (1998-08-02 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.ORBCOMM FM 18 Visibility forecast
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Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-03-27 14:40:52.462Z | 197.365° SSW | 2026-03-27 14:44:52.462Z | 142.907° SSE | 26.414° | 2026-03-27 14:48:52.462Z | 85.598° E |
| 9 mins | 2026-03-27 16:25:52.462Z | 249.694° W | 2026-03-27 16:29:52.462Z | 8.379° NNE | 44.76° | 2026-03-27 16:34:52.462Z | 66.17° ENE |
| 8 mins | 2026-03-27 18:11:52.462Z | 289.561° WNW | 2026-03-27 18:14:52.462Z | 342.215° N | 36.798° | 2026-03-27 18:19:52.462Z | 70.289° E |
| 9 mins | 2026-03-27 19:56:52.462Z | 297.084° NW | 2026-03-27 20:00:52.462Z | 15.923° NNE | 42.309° | 2026-03-27 20:05:52.462Z | 98.597° ESE |
| 9 mins | 2026-03-27 21:41:52.462Z | 281.951° WNW | 2026-03-27 21:45:52.462Z | 216.131° SW | 35.62° | 2026-03-27 21:50:52.462Z | 142.909° SSE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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