ORBCOMM FM 13, 25420
Orbit data source: Space-Track
ORBCOMM FM 13, 25420 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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25420 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: 2 days ago
TLE from 2 days ago
0 ORBCOMM FM 13
1 25420U 98046H 26036.72602576 .00001854 00000-0 64904-3 0 9996
2 25420 44.9963 156.8931 0003527 5.7264 354.3624 14.38366493436854Epoch: 2026-02-05T17:25Z
TLE epoch observation values (Epoch: 2026-02-05T17:25:28.625Z)
Latitude
-0.00003°
Longitude
119.64968°
Altitude
761.393 km
Speed
7.476 km/s
True Right ascension
10h 27m 34s
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
11:16:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
767.967 km
Perigee altitude
762.928 km
Semi-major axis
7,143.585 km
Eccentricity
0.00035
Inclination
44.9963°
RAAN
156.8931°
Arg. of periapsis
5.7264°
True anomaly
354.35843°
Mean anomaly
354.3624°
Eccentric anomaly
354.36041°
Mean motion
3.59475 °/min
Orbital period
100.15 mins
BSTAR
0.00064904
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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 13 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 | 2026-02-07 09:35:24.525Z | 184.816° SSW | 2026-02-07 09:38:24.525Z | 145.883° SSE | 21.792° | 2026-02-07 09:42:24.525Z | 90.945° ESE |
| 9 mins | 2026-02-07 11:19:24.525Z | 241.778° WSW | 2026-02-07 11:23:24.525Z | 197.923° SSW | 44.778° | 2026-02-07 11:28:24.525Z | 67.299° ENE |
| 8 mins | 2026-02-07 13:05:24.525Z | 283.827° WNW | 2026-02-07 13:09:24.525Z | 7.701° NNE | 37.462° | 2026-02-07 13:13:24.525Z | 66.919° ENE |
| 8 mins | 2026-02-07 14:51:24.525Z | 299.868° NW | 2026-02-07 14:54:24.525Z | 352.977° N | 40.213° | 2026-02-07 14:59:24.525Z | 92.078° ESE |
| 8 mins | 2026-02-07 16:36:24.525Z | 283.601° WNW | 2026-02-07 16:40:24.525Z | 194.635° SSW | 39.233° | 2026-02-07 16:44:24.525Z | 137.151° SSE |
| 5 mins | 2026-02-08 08:56:24.525Z | 162.131° S | 2026-02-08 08:58:24.525Z | 134.951° SE | 17.492° | 2026-02-08 09:01:24.525Z | 97.89° 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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