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: 2 days ago
TLE from 2 days ago
0 ORBCOMM FM 18
1 25414U 98046B 26171.40822514 .00000468 00000-0 19342-3 0 9996
2 25414 44.9919 225.7076 0005372 307.4101 52.6259 14.39667364457291Epoch: 2026-06-20T09:47Z
TLE epoch observation values (Epoch: 2026-06-20T09:47:50.652Z)
Latitude
0.00004°
Longitude
170.12331°
Altitude
757.27 km
Speed
7.479 km/s
True Right ascension
15h 02m 49s
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
23:20:16
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
764.981 km
Perigee altitude
757.311 km
Semi-major axis
7,139.283 km
Eccentricity
0.00054
Inclination
44.9919°
RAAN
225.7076°
Arg. of periapsis
307.4101°
True anomaly
52.67484°
Mean anomaly
52.6259°
Eccentric anomaly
52.65037°
Mean motion
3.598 °/min
Orbital period
100.06 mins
BSTAR
0.00019342
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-22 12:17:57.255Z | 267.77° W | 2026-06-22 12:19:57.255Z | 197.104° SSW | 39.664° | 2026-06-22 12:23:57.255Z | 136.688° SSE |
| 5 mins | 2026-06-23 04:34:57.255Z | 163.005° S | 2026-06-23 04:36:57.255Z | 136.711° SSE | 16.88° | 2026-06-23 04:39:57.255Z | 99.499° ESE |
| 8 mins | 2026-06-23 06:17:57.255Z | 230.133° WSW | 2026-06-23 06:21:57.255Z | 116.212° SE | 42.208° | 2026-06-23 06:25:57.255Z | 70.235° E |
| 9 mins | 2026-06-23 08:02:57.255Z | 276.945° WNW | 2026-06-23 08:06:57.255Z | 358.609° N | 39.007° | 2026-06-23 08:11:57.255Z | 67.666° E |
| 8 mins | 2026-06-23 09:48:57.255Z | 298.982° NW | 2026-06-23 09:51:57.255Z | 349.508° N | 38.301° | 2026-06-23 09:56:57.255Z | 85.365° E |
| 9 mins | 2026-06-23 11:33:57.255Z | 288.724° WNW | 2026-06-23 11:37:57.255Z | 187.006° SSW | 43.141° | 2026-06-23 11:42:57.255Z | 125.681° SE |
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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