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: 2 days ago
TLE from 2 days ago
0 ORBCOMM FM 13
1 25420U 98046H 26171.45630139 .00000401 00000-0 17575-3 0 9991
2 25420 44.9962 237.5251 0005642 303.3374 56.6934 14.38641462456258Epoch: 2026-06-20T10:57Z
TLE epoch observation values (Epoch: 2026-06-20T10:57:04.440Z)
Latitude
0°
Longitude
164.58594°
Altitude
760.778 km
Speed
7.477 km/s
True Right ascension
15h 50m 06s
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
23:20:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
768.568 km
Perigee altitude
760.508 km
Semi-major axis
7,142.675 km
Eccentricity
0.00056
Inclination
44.9962°
RAAN
237.5251°
Arg. of periapsis
303.3374°
True anomaly
56.74745°
Mean anomaly
56.6934°
Eccentric anomaly
56.72042°
Mean motion
3.59544 °/min
Orbital period
100.13 mins
BSTAR
0.00017575
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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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2026-06-22 13:28:09.119Z | 280.323° WNW | 2026-06-22 13:32:09.119Z | 216.599° SW | 33.681° | 2026-06-22 13:37:09.119Z | 146.302° SSE |
| 7 mins | 2026-06-23 05:47:09.119Z | 183.422° SSW | 2026-06-23 05:50:09.119Z | 139.301° SSE | 23.446° | 2026-06-23 05:54:09.119Z | 86.862° E |
| 9 mins | 2026-06-23 07:31:09.119Z | 244.36° WSW | 2026-06-23 07:35:09.119Z | 74.533° E | 44.728° | 2026-06-23 07:40:09.119Z | 66.843° ENE |
| 8 mins | 2026-06-23 09:17:09.119Z | 287.634° WNW | 2026-06-23 09:20:09.119Z | 344.162° N | 37.398° | 2026-06-23 09:25:09.119Z | 69.093° E |
| 9 mins | 2026-06-23 11:02:09.119Z | 297.351° NW | 2026-06-23 11:06:09.119Z | 15.658° NNE | 41.27° | 2026-06-23 11:11:09.119Z | 94.922° ESE |
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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