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: 20 hours ago
TLE from 20 hours ago
0 ORBCOMM FM 16
1 25417U 98046E 26259.24529680 .00000818 00000-0 30098-3 0 9996
2 25417 44.9927 164.5333 0004901 53.6976 306.4326 14.40211797469976Epoch: 2026-09-16T05:53Z
TLE epoch observation values (Epoch: 2026-09-16T05:53:13.643Z)
Latitude
0.00005°
Longitude
81.02685°
Altitude
755.721 km
Speed
7.479 km/s
True Right ascension
10h 58m 08s
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
18:36:36
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
762.846 km
Perigee altitude
755.849 km
Semi-major axis
7,137.485 km
Eccentricity
0.00049
Inclination
44.9927°
RAAN
164.5333°
Arg. of periapsis
53.6976°
True anomaly
306.3874°
Mean anomaly
306.4326°
Eccentric anomaly
306.41°
Mean motion
3.59936 °/min
Orbital period
100.02 mins
BSTAR
0.00030098
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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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2026-09-17 02:20:00.259Z | 292.158° WNW | 2026-09-17 02:24:00.259Z | 259.124° W | 76.157° | 2026-09-17 02:29:00.259Z | 120.122° SE |
| 6 mins | 2026-09-17 04:06:00.259Z | 262.385° W | 2026-09-17 04:09:00.259Z | 220.515° SW | 22.281° | 2026-09-17 04:12:00.259Z | 180.098° SSW |
| 8 mins | 2026-09-17 20:22:00.259Z | 213.353° SW | 2026-09-17 20:26:00.259Z | 138.353° SSE | 46.894° | 2026-09-17 20:30:00.259Z | 76.631° E |
| 9 mins | 2026-09-17 22:07:00.259Z | 265.57° W | 2026-09-17 22:11:00.259Z | 357.595° N | 63.336° | 2026-09-17 22:16:00.259Z | 65.576° ENE |
| 8 mins | 2026-09-17 23:53:00.259Z | 296.646° NW | 2026-09-17 23:56:00.259Z | 349.884° N | 48.067° | 2026-09-18 00:01:00.259Z | 76.896° E |
| 9 mins | 2026-09-18 01:38:00.259Z | 294.966° NW | 2026-09-18 01:42:00.259Z | 70.192° E | 81.259° | 2026-09-18 01:47:00.259Z | 111.708° ESE |
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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