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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Edit Public Description
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: 1 day ago
TLE from 1 day ago
0 ORBCOMM FM 18
1 25414U 98046B 26037.32769032 .00001979 00000-0 67618-3 0 9990
2 25414 44.9914 143.0842 0002829 12.0372 348.0544 14.39355435437977Epoch: 2026-02-06T07:51Z
TLE epoch observation values (Epoch: 2026-02-06T07:51:52.443Z)
Latitude
-0.00001°
Longitude
-111.35147°
Altitude
758.651 km
Speed
7.478 km/s
True Right ascension
09h 32m 20s
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
11:17:04
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
764.197 km
Perigee altitude
760.157 km
Semi-major axis
7,140.314 km
Eccentricity
0.00028
Inclination
44.9914°
RAAN
143.0842°
Arg. of periapsis
12.0372°
True anomaly
348.04769°
Mean anomaly
348.0544°
Eccentric anomaly
348.05104°
Mean motion
3.59722 °/min
Orbital period
100.08 mins
BSTAR
0.00067618
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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 | 2026-02-07 10:45:31.474Z | 246.056° WSW | 2026-02-07 10:49:31.474Z | 61.266° ENE | 44.304° | 2026-02-07 10:53:31.474Z | 66.427° ENE |
| 9 mins | 2026-02-07 12:30:31.474Z | 283.848° WNW | 2026-02-07 12:34:31.474Z | 352.378° N | 37.393° | 2026-02-07 12:39:31.474Z | 70.274° E |
| 8 mins | 2026-02-07 14:16:31.474Z | 298.235° NW | 2026-02-07 14:20:31.474Z | 32.026° NE | 41.264° | 2026-02-07 14:24:31.474Z | 94.096° ESE |
| 8 mins | 2026-02-07 16:01:31.474Z | 282.535° WNW | 2026-02-07 16:05:31.474Z | 206.338° SW | 37.514° | 2026-02-07 16:09:31.474Z | 142.142° SSE |
| 6 mins | 2026-02-08 08:20:31.474Z | 170.128° S | 2026-02-08 08:22:31.474Z | 142.865° SSE | 19.188° | 2026-02-08 08:26:31.474Z | 92.055° ESE |
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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