ORBCOMM FM 20, 25416
Orbit data source: Space-Track
ORBCOMM FM 20, 25416 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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25416 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
US / ORBRelated business
Manufacturer
OSC-Germantown
Mission
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, 2.1 m
Radar Cross Section
1.484 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 8 hours ago
TLE from 8 hours ago
0 ORBCOMM FM 20
1 25416U 98046D 25243.53566354 .00001715 00000-0 61654-3 0 9997
2 25416 44.9934 184.4070 0002777 318.5228 41.5409 14.37334625415101Epoch: 2025-08-31T12:51Z
TLE epoch observation values (Epoch: 2025-08-31T12:51:21.329Z)
Latitude
-0.00002°
Longitude
11.6139°
Altitude
765.832 km
Speed
7.474 km/s
True Right ascension
12h 17m 37s
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
12:34:22
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
770.85 km
Perigee altitude
766.88 km
Semi-major axis
7,147.002 km
Eccentricity
0.00028
Inclination
44.9934°
RAAN
184.407°
Arg. of periapsis
318.5228°
True anomaly
41.56201°
Mean anomaly
41.5409°
Eccentric anomaly
41.55145°
Mean motion
3.59217 °/min
Orbital period
100.22 mins
BSTAR
0.00061654
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Other satellites on launch #46 in the year 1998 (1998-08-02 UTC)
ORBCOMM FM 20 Visibility forecast
Observer location: undefined°, undefined°
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 | 2025-08-31 23:02:42.160Z | 211.186° SW | 2025-08-31 23:06:42.160Z | 147.706° SSE | 34.458° | 2025-08-31 23:11:42.160Z | 75.22° E |
| 9 mins | 2025-09-01 00:47:42.160Z | 261.417° W | 2025-09-01 00:51:42.160Z | 323.363° NNW | 42.507° | 2025-09-01 00:56:42.160Z | 64.805° ENE |
| 9 mins | 2025-09-01 02:33:42.160Z | 291.6° WNW | 2025-09-01 02:37:42.160Z | 1.082° NNE | 37.188° | 2025-09-01 02:42:42.160Z | 76.974° E |
| 9 mins | 2025-09-01 04:19:42.160Z | 295.506° NW | 2025-09-01 04:23:42.160Z | 66.381° ENE | 44.311° | 2025-09-01 04:28:42.160Z | 109.707° ESE |
| 7 mins | 2025-09-01 06:05:42.160Z | 264.824° W | 2025-09-01 06:08:42.160Z | 211.967° SW | 27.534° | 2025-09-01 06:12:42.160Z | 159.568° 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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Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
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Authenticating...
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