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: 18 hours ago
TLE from 18 hours ago
0 ORBCOMM FM 18
1 25414U 98046B 26127.55056478 .00000913 00000-0 33509-3 0 9997
2 25414 44.9925 74.2236 0002836 98.2916 261.8254 14.39584344450977Epoch: 2026-05-07T13:12Z
TLE epoch observation values (Epoch: 2026-05-07T13:12:48.796Z)
Latitude
-0.00006°
Longitude
10.62513°
Altitude
760.158 km
Speed
7.476 km/s
True Right ascension
04h 56m 53s
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
14:55:39
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
763.445 km
Perigee altitude
759.396 km
Semi-major axis
7,139.557 km
Eccentricity
0.00028
Inclination
44.9925°
RAAN
74.2236°
Arg. of periapsis
98.2916°
True anomaly
261.79323°
Mean anomaly
261.8254°
Eccentric anomaly
261.80932°
Mean motion
3.59779 °/min
Orbital period
100.06 mins
BSTAR
0.00033509
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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 | 2026-05-08 22:41:39.390Z | 202.456° SSW | 2026-05-08 22:45:39.390Z | 141.71° SSE | 29.804° | 2026-05-08 22:49:39.390Z | 82.31° E |
| 9 mins | 2026-05-09 00:26:39.390Z | 255.501° W | 2026-05-09 00:30:39.390Z | 0.371° NNE | 43.997° | 2026-05-09 00:35:39.390Z | 65.757° ENE |
| 8 mins | 2026-05-09 02:12:39.390Z | 292.305° WNW | 2026-05-09 02:15:39.390Z | 345.164° N | 36.545° | 2026-05-09 02:20:39.390Z | 72.471° E |
| 9 mins | 2026-05-09 03:57:39.390Z | 296.663° NW | 2026-05-09 04:01:39.390Z | 23.983° NE | 43.427° | 2026-05-09 04:06:39.390Z | 103.17° ESE |
| 8 mins | 2026-05-09 05:42:39.390Z | 278.442° WNW | 2026-05-09 05:46:39.390Z | 212.777° SW | 32.123° | 2026-05-09 05:50:39.390Z | 152.462° 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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