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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Edit Public Description
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: 16 hours ago
TLE from 16 hours ago
0 ORBCOMM FM 16
1 25417U 98046E 25293.97645945 .00002630 00000-0 88414-3 0 9995
2 25417 44.9930 295.3341 0005858 236.7355 123.2932 14.39301245422376Epoch: 2025-10-20T23:26Z
TLE epoch observation values (Epoch: 2025-10-20T23:26:06.096Z)
Latitude
-0.00006°
Longitude
-85.86241°
Altitude
763.103 km
Speed
7.473 km/s
True Right ascension
19h 41m 20s
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
10:01:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
766.539 km
Perigee altitude
758.173 km
Semi-major axis
7,140.493 km
Eccentricity
0.00059
Inclination
44.993°
RAAN
295.3341°
Arg. of periapsis
236.7355°
True anomaly
123.34929°
Mean anomaly
123.2932°
Eccentric anomaly
123.32125°
Mean motion
3.59709 °/min
Orbital period
100.08 mins
BSTAR
0.00088414
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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 | 2025-10-22 02:14:36.841Z | 193.201° SSW | 2025-10-22 02:18:36.841Z | 140.284° SSE | 24.287° | 2025-10-22 02:22:36.841Z | 86.58° E |
| 9 mins | 2025-10-22 03:59:36.841Z | 245.844° WSW | 2025-10-22 04:03:36.841Z | 59.617° ENE | 44.749° | 2025-10-22 04:08:36.841Z | 66.664° ENE |
| 8 mins | 2025-10-22 05:45:36.841Z | 288.549° WNW | 2025-10-22 05:48:36.841Z | 345.743° N | 37.317° | 2025-10-22 05:53:36.841Z | 69.605° E |
| 9 mins | 2025-10-22 07:30:36.841Z | 297.602° NW | 2025-10-22 07:34:36.841Z | 21.197° NNE | 41.501° | 2025-10-22 07:39:36.841Z | 96.078° ESE |
| 9 mins | 2025-10-22 09:15:36.841Z | 283.465° WNW | 2025-10-22 09:19:36.841Z | 213.876° SW | 37.701° | 2025-10-22 09:24:36.841Z | 139.13° 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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