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: 14 hours ago
TLE from 14 hours ago
0 ORBCOMM FM 18
1 25414U 98046B 25312.71114875 .00002172 00000-0 74274-3 0 9999
2 25414 44.9914 208.8580 0005257 304.0304 56.0045 14.39005962425069Epoch: 2025-11-08T17:04Z
TLE epoch observation values (Epoch: 2025-11-08T17:04:03.251Z)
Latitude
0.00001°
Longitude
-95.29238°
Altitude
759.685 km
Speed
7.477 km/s
True Right ascension
13h 55m 25s
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
03:00:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
767.087 km
Perigee altitude
759.578 km
Semi-major axis
7,141.47 km
Eccentricity
0.00053
Inclination
44.9914°
RAAN
208.858°
Arg. of periapsis
304.0304°
True anomaly
56.05446°
Mean anomaly
56.0045°
Eccentric anomaly
56.02948°
Mean motion
3.59635 °/min
Orbital period
100.1 mins
BSTAR
0.00074274
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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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2025-11-09 19:53:37.242Z | 216.332° SW | 2025-11-09 19:58:37.242Z | 144.892° SSE | 35.109° | 2025-11-09 20:03:37.242Z | 74.446° E |
| 9 mins | 2025-11-09 21:39:37.242Z | 262.943° W | 2025-11-09 21:43:37.242Z | 339.465° N | 42.491° | 2025-11-09 21:48:37.242Z | 65.243° ENE |
| 8 mins | 2025-11-09 23:25:37.242Z | 293.692° NW | 2025-11-09 23:29:37.242Z | 14.083° NNE | 36.948° | 2025-11-09 23:33:37.242Z | 74.888° E |
| 9 mins | 2025-11-10 01:10:37.242Z | 294.63° NW | 2025-11-10 01:14:37.242Z | 335.151° NNW | 44.467° | 2025-11-10 01:19:37.242Z | 110.219° ESE |
| 7 mins | 2025-11-10 02:56:37.242Z | 268.241° W | 2025-11-10 02:59:37.242Z | 220.833° SW | 26.982° | 2025-11-10 03:03:37.242Z | 163.07° S |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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