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: 9 hours ago
TLE from 9 hours ago
0 ORBCOMM FM 19
1 25415U 98046C 26307.97709896 .00000600 00000-0 23483-3 0 9996
2 25415 44.9939 298.9674 0006144 291.0425 95.1073 14.39716456476929Epoch: 2026-11-03T23:27Z
TLE epoch observation values (Epoch: 2026-11-03T23:27:01.350Z)
Latitude
18.24934°
Longitude
-76.86995°
Altitude
759.282 km
Speed
7.478 km/s
True Right ascension
21h 12m 28s
True Declination
18° 08' 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
04:41:23
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
765.37 km
Perigee altitude
756.597 km
Semi-major axis
7,139.121 km
Eccentricity
0.00061
Inclination
44.9939°
RAAN
298.9674°
Arg. of periapsis
291.0425°
True anomaly
95.17742°
Mean anomaly
95.1073°
Eccentric anomaly
95.14236°
Mean motion
3.59812 °/min
Orbital period
100.05 mins
BSTAR
0.00023483
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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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-11-04 09:52:23.619Z | 271.077° WNW | 2026-11-04 09:56:23.619Z | 215.663° SW | 25.557° | 2026-11-04 10:00:23.619Z | 166.672° S |
| 8 mins | 2026-11-05 02:09:23.619Z | 208.931° SW | 2026-11-05 02:13:23.619Z | 140.922° SSE | 42.083° | 2026-11-05 02:17:23.619Z | 78.967° E |
| 9 mins | 2026-11-05 03:54:23.619Z | 261.611° W | 2026-11-05 03:58:23.619Z | 353.513° N | 67.906° | 2026-11-05 04:03:23.619Z | 65.299° ENE |
| 8 mins | 2026-11-05 05:40:23.619Z | 294.666° NW | 2026-11-05 05:43:23.619Z | 345.139° N | 47.461° | 2026-11-05 05:48:23.619Z | 74.47° E |
| 9 mins | 2026-11-05 07:25:23.619Z | 295.841° NW | 2026-11-05 07:29:23.619Z | 24.017° NE | 78.252° | 2026-11-05 07:34:23.619Z | 107.946° 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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