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ORBCOMM FM 18, 25414

Orbit data source: Space-Track

ORBCOMM FM 18, 25414 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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Identifier
25414, 1998-046B
Orbit
LEO
Last TLE update
7 hours ago
Origin
Manufacturer
OSC-Germantown
Mission
Non-operational Commercial Communications
Bus & Motor
MICROSTAR, Unknown motor
Mass
42 kg wet, 42 kg dry
Launch date (UTC)
1998-08-02 (27 years ago)
Launch vehicle
PEGASUS XL/HAPS
Launch site
Pegasus Launch, Eastern Range Air Space (ERAS)
Object type
Payload
Rocket body
Debris
Shape & HBR
Cyl + 2 Pan, 4.3 m
Radar Cross Section
1.484 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 7 hours ago
0 ORBCOMM FM 18
1 25414U 98046B   25184.18368842  .00000828  00000-0  31428-3 0  9992
2 25414  44.9930  99.0781 0006070 358.7859   1.2974 14.38586878406729
Epoch: 2025-07-03T04:24Z
TLE epoch observation values (Epoch: 2025-07-03T04:24:30.679Z)
Latitude
Longitude
111.49619°
Altitude
758.836 km
Speed
7.479 km/s
True Right ascension
06h 36m 18s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
1.88372°
Longitude
-71.8602°
Altitude
767.271 km
Speed
7.47 km/s
Apparent Right ascension
15h 52m 13s
Apparent Declination
-25° 58' 07"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
23:40:18
Azimuth
264.738° W
Elevation
-36.459°
Doppler factor
1
Orbital elements
Apogee altitude
769.054 km
Perigee altitude
760.383 km
Semi-major axis
7,142.856 km
Eccentricity
0.00061
Inclination
44.993°
RAAN
99.0781°
Arg. of periapsis
358.7859°
True anomaly
Unknown
Mean anomaly
1.2974°
Eccentric anomaly
Unknown
Mean motion
3.5953 °/min
Orbital period
100.13 mins
BSTAR
0.00031428
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Loading SW <> Apogee altitude chart data...

ORBCOMM FM 18 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.
10 mins2025-07-03 21:14:43.941Z218.018° SW2025-07-03 21:19:43.941Z144.452° SSE36.1°2025-07-03 21:24:43.941Z73.766° E
9 mins2025-07-03 23:00:43.941Z264.367° W2025-07-03 23:04:43.941Z338.429° N42.087°2025-07-03 23:09:43.941Z65.226° ENE
8 mins2025-07-04 00:46:43.941Z293.909° NW2025-07-04 00:50:43.941Z12.392° NNE37.119°2025-07-04 00:54:43.941Z75.481° E
9 mins2025-07-04 02:31:43.941Z294.19° NW2025-07-04 02:35:43.941Z317.972° NNW44.409°2025-07-04 02:40:43.941Z111.816° ESE
7 mins2025-07-04 04:17:43.941Z268.117° W2025-07-04 04:20:43.941Z222.841° SW25.874°2025-07-04 04:24:43.941Z165.47° S
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