ORBCOMM FM 19, 25415
Orbit data source: Space-Track
ORBCOMM FM 19, 25415 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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25415 intel report (Beta)
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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, 4.2 m
Radar Cross Section
1.484 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 ORBCOMM FM 19
1 25415U 98046C 26085.55348756 .00000977 00000-0 35710-3 0 9990
2 25415 44.9930 276.2968 0002945 248.1237 146.4221 14.39313503444874Epoch: 2026-03-26T13:17Z
TLE epoch observation values (Epoch: 2026-03-26T13:17:01.325Z)
Latitude
23.72356°
Longitude
-81.03275°
Altitude
762.47 km
Speed
7.476 km/s
True Right ascension
20h 08m 53s
True Declination
23° 35' 50"
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
07:22:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
764.418 km
Perigee altitude
760.213 km
Semi-major axis
7,140.453 km
Eccentricity
0.00029
Inclination
44.993°
RAAN
276.2968°
Arg. of periapsis
248.1237°
True anomaly
146.44076°
Mean anomaly
146.4221°
Eccentric anomaly
146.43143°
Mean motion
3.59712 °/min
Orbital period
100.08 mins
BSTAR
0.0003571
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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 19 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-03-27 14:16:19.715Z | 168.773° S | 2026-03-27 14:19:19.715Z | 129.73° SE | 17.071° | 2026-03-27 14:22:19.715Z | 94.967° ESE |
| 9 mins | 2026-03-27 15:59:19.715Z | 232.003° WSW | 2026-03-27 16:03:19.715Z | 157.787° S | 43.217° | 2026-03-27 16:08:19.715Z | 69.383° E |
| 8 mins | 2026-03-27 17:45:19.715Z | 279.521° WNW | 2026-03-27 17:48:19.715Z | 332.96° NNW | 38.596° | 2026-03-27 17:53:19.715Z | 65.976° ENE |
| 9 mins | 2026-03-27 19:30:19.715Z | 296.114° NW | 2026-03-27 19:34:19.715Z | 6.854° NNE | 39.044° | 2026-03-27 19:39:19.715Z | 86.988° E |
| 8 mins | 2026-03-27 21:16:19.715Z | 287.477° WNW | 2026-03-27 21:19:19.715Z | 239.184° WSW | 42.648° | 2026-03-27 21:24:19.715Z | 127.029° SE |
| 5 mins | 2026-03-27 23:02:19.715Z | 249.409° W | 2026-03-27 23:04:19.715Z | 222.404° SW | 17.163° | 2026-03-27 23:07:19.715Z | 185.94° SSW |
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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