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: 16 hours ago
TLE from 16 hours ago
0 ORBCOMM FM 18
1 25414U 98046B 26307.68616660 .00000523 00000-0 21006-3 0 9992
2 25414 44.9935 297.6217 0007261 296.1153 63.8949 14.39875327476936Epoch: 2026-11-03T16:28Z
TLE epoch observation values (Epoch: 2026-11-03T16:28:04.794Z)
Latitude
0.00003°
Longitude
7.65649°
Altitude
756.632 km
Speed
7.479 km/s
True Right ascension
19h 50m 29s
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
04:41:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
765.642 km
Perigee altitude
755.275 km
Semi-major axis
7,138.596 km
Eccentricity
0.00073
Inclination
44.9935°
RAAN
297.6217°
Arg. of periapsis
296.1153°
True anomaly
63.96965°
Mean anomaly
63.8949°
Eccentric anomaly
63.93227°
Mean motion
3.59852 °/min
Orbital period
100.04 mins
BSTAR
0.00021006
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-11-04 09:40:24.162Z | 269.894° W | 2026-11-04 09:44:24.162Z | 212.045° SW | 25.846° | 2026-11-04 09:47:24.162Z | 172.04° S |
| 8 mins | 2026-11-05 01:57:24.162Z | 206.258° SW | 2026-11-05 02:01:24.162Z | 131.934° SE | 40.548° | 2026-11-05 02:05:24.162Z | 77.777° E |
| 8 mins | 2026-11-05 03:42:24.162Z | 261.929° W | 2026-11-05 03:46:24.162Z | 16.331° NNE | 65.009° | 2026-11-05 03:50:24.162Z | 64.02° ENE |
| 9 mins | 2026-11-05 05:27:24.162Z | 290.725° WNW | 2026-11-05 05:31:24.162Z | 357.313° N | 48.626° | 2026-11-05 05:36:24.162Z | 75.463° E |
| 9 mins | 2026-11-05 07:13:24.162Z | 296.614° NW | 2026-11-05 07:17:24.162Z | 63.163° ENE | 73.101° | 2026-11-05 07:22:24.162Z | 107.689° ESE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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