ORBCOMM FM 33, 25983
Orbit data source: Space-Track
ORBCOMM FM 33, 25983 is a payload satellite owned by Orbcomm (US) in LEO that was launched on Sat, 04 Dec 1999 UTC via a PEGASUS XL/HAPS launch vehicle from the Air Force Eastern Test Range (AFETR). 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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25983 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
44 kg wet, 44 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 33
1 25983U 99065D 26171.35480755 .00000517 00000-0 20373-3 0 9991
2 25983 45.0292 47.1095 0008234 109.6879 250.4860 14.40985542389157Epoch: 2026-06-20T08:30Z
TLE epoch observation values (Epoch: 2026-06-20T08:30:55.372Z)
Latitude
0.00001°
Longitude
10.80816°
Altitude
757.212 km
Speed
7.476 km/s
True Right ascension
03h 08m 26s
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
23:09:11
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
762.662 km
Perigee altitude
750.913 km
Semi-major axis
7,134.924 km
Eccentricity
0.00082
Inclination
45.0292°
RAAN
47.1095°
Arg. of periapsis
109.6879°
True anomaly
250.3971°
Mean anomaly
250.486°
Eccentric anomaly
250.44154°
Mean motion
3.6013 °/min
Orbital period
99.96 mins
BSTAR
0.00020373
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Other satellites on launch #65 in the year 1999 (1999-12-04 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 33 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-06-22 17:14:54.523Z | 188.522° SSW | 2026-06-22 17:18:54.523Z | 131.239° SE | 23.07° | 2026-06-22 17:21:54.523Z | 91.017° ESE |
| 9 mins | 2026-06-22 18:58:54.523Z | 244.419° WSW | 2026-06-22 19:02:54.523Z | 232.274° WSW | 44.91° | 2026-06-22 19:07:54.523Z | 66.705° ENE |
| 8 mins | 2026-06-22 20:44:54.523Z | 286.397° WNW | 2026-06-22 20:47:54.523Z | 337.023° NNW | 36.724° | 2026-06-22 20:52:54.523Z | 68.298° E |
| 9 mins | 2026-06-22 22:29:54.523Z | 297.44° NW | 2026-06-22 22:33:54.523Z | 15.838° NNE | 41.022° | 2026-06-22 22:38:54.523Z | 94.734° ESE |
| 9 mins | 2026-06-23 00:14:54.523Z | 284.215° WNW | 2026-06-23 00:18:54.523Z | 211.63° SW | 38.457° | 2026-06-23 00:23:54.523Z | 137.297° 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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