ORBCOMM FM 16, 25417
Orbit data source: Space-Track
ORBCOMM FM 16, 25417 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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25417 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: 6 hours ago
TLE from 6 hours ago
0 ORBCOMM FM 16
1 25417U 98046E 26308.14749628 .00000636 00000-0 24342-3 0 9999
2 25417 44.9936 291.7959 0006958 309.4302 50.5931 14.40292024477028Epoch: 2026-11-04T03:32Z
TLE epoch observation values (Epoch: 2026-11-04T03:32:23.678Z)
Latitude
0°
Longitude
-164.70274°
Altitude
754.382 km
Speed
7.481 km/s
True Right ascension
19h 27m 11s
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
05:42:25
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
764.049 km
Perigee altitude
754.116 km
Semi-major axis
7,137.219 km
Eccentricity
0.0007
Inclination
44.9936°
RAAN
291.7959°
Arg. of periapsis
309.4302°
True anomaly
50.65474°
Mean anomaly
50.5931°
Eccentric anomaly
50.62392°
Mean motion
3.59956 °/min
Orbital period
100.01 mins
BSTAR
0.00024342
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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 16 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 | 2026-11-05 01:20:16.593Z | 199.809° SSW | 2026-11-05 01:24:16.593Z | 147.614° SSE | 30.62° | 2026-11-05 01:28:16.593Z | 86.404° E |
| 9 mins | 2026-11-05 03:05:16.593Z | 250.806° W | 2026-11-05 03:09:16.593Z | 329.102° NNW | 81.496° | 2026-11-05 03:14:16.593Z | 65.679° ENE |
| 8 mins | 2026-11-05 04:51:16.593Z | 289.628° WNW | 2026-11-05 04:54:16.593Z | 338.85° N | 47.325° | 2026-11-05 04:59:16.593Z | 69.856° E |
| 9 mins | 2026-11-05 06:36:16.593Z | 297.194° NW | 2026-11-05 06:40:16.593Z | 12.17° NNE | 65.735° | 2026-11-05 06:45:16.593Z | 98.879° ESE |
| 9 mins | 2026-11-05 08:21:16.593Z | 281.777° WNW | 2026-11-05 08:25:16.593Z | 216.074° SW | 45.237° | 2026-11-05 08:30:16.593Z | 143.515° 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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