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: 2 days ago
TLE from 2 days ago
0 ORBCOMM FM 16
1 25417U 98046E 26171.42272345 .00000520 00000-0 20833-3 0 9998
2 25417 44.9922 222.4279 0004690 318.7883 41.2612 14.40068611457313Epoch: 2026-06-20T10:08Z
TLE epoch observation values (Epoch: 2026-06-20T10:08:43.306Z)
Latitude
0.00004°
Longitude
161.60993°
Altitude
755.755 km
Speed
7.479 km/s
True Right ascension
14h 49m 42s
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
23:20:31
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
763.168 km
Perigee altitude
756.473 km
Semi-major axis
7,137.958 km
Eccentricity
0.00047
Inclination
44.9922°
RAAN
222.4279°
Arg. of periapsis
318.7883°
True anomaly
41.29666°
Mean anomaly
41.2612°
Eccentric anomaly
41.27893°
Mean motion
3.599 °/min
Orbital period
100.03 mins
BSTAR
0.00020833
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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 | 2026-06-22 12:37:12.018Z | 278.363° WNW | 2026-06-22 12:41:12.018Z | 217.314° SW | 30.997° | 2026-06-22 12:45:12.018Z | 155.471° SSE |
| 7 mins | 2026-06-23 04:55:12.018Z | 186.912° SSW | 2026-06-23 04:58:12.018Z | 139.567° SSE | 25.529° | 2026-06-23 05:02:12.018Z | 85.115° E |
| 8 mins | 2026-06-23 06:39:12.018Z | 248.47° W | 2026-06-23 06:43:12.018Z | 44.383° NE | 44.421° | 2026-06-23 06:47:12.018Z | 65.895° ENE |
| 9 mins | 2026-06-23 08:24:12.018Z | 284.837° WNW | 2026-06-23 08:28:12.018Z | 352.012° N | 37.208° | 2026-06-23 08:33:12.018Z | 70.866° E |
| 8 mins | 2026-06-23 10:10:12.018Z | 298.212° NW | 2026-06-23 10:14:12.018Z | 35.874° NE | 41.656° | 2026-06-23 10:18:12.018Z | 95.907° ESE |
| 8 mins | 2026-06-23 11:55:12.018Z | 280.881° WNW | 2026-06-23 11:59:12.018Z | 203.55° SW | 36.182° | 2026-06-23 12:03:12.018Z | 144.018° SSE |
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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