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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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: 14 hours ago
TLE from 14 hours ago
0 ORBCOMM FM 13
1 25420U 98046H 26085.55146258 .00000849 00000-0 32147-3 0 9998
2 25420 44.9967 285.2247 0004512 254.4660 105.5690 14.38483808443883Epoch: 2026-03-26T13:14Z
TLE epoch observation values (Epoch: 2026-03-26T13:14:06.366Z)
Latitude
-0.00006°
Longitude
-97.30067°
Altitude
764.377 km
Speed
7.473 km/s
True Right ascension
19h 00m 53s
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
08:56:08
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
768.282 km
Perigee altitude
761.836 km
Semi-major axis
7,143.196 km
Eccentricity
0.00045
Inclination
44.9967°
RAAN
285.2247°
Arg. of periapsis
254.466°
True anomaly
105.6188°
Mean anomaly
105.569°
Eccentric anomaly
105.5939°
Mean motion
3.59504 °/min
Orbital period
100.14 mins
BSTAR
0.00032147
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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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-03-27 16:06:14.717Z | 213.651° SW | 2026-03-27 16:09:14.717Z | 162.62° S | 37.01° | 2026-03-27 16:14:14.717Z | 74.5° E |
| 8 mins | 2026-03-27 17:51:14.717Z | 268.094° W | 2026-03-27 17:55:14.717Z | 9.19° NNE | 41.023° | 2026-03-27 17:59:14.717Z | 64° ENE |
| 8 mins | 2026-03-27 19:37:14.717Z | 297.468° NW | 2026-03-27 19:40:14.717Z | 352.65° N | 37.204° | 2026-03-27 19:45:14.717Z | 78.566° E |
| 9 mins | 2026-03-27 21:22:14.717Z | 293.837° NW | 2026-03-27 21:26:14.717Z | 96.381° ESE | 44.892° | 2026-03-27 21:31:14.717Z | 114.114° SE |
| 7 mins | 2026-03-27 23:08:14.717Z | 262.031° W | 2026-03-27 23:11:14.717Z | 213.494° SW | 24.368° | 2026-03-27 23:15:14.717Z | 164.344° S |
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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