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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
16 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 16 hours ago
0 ORBCOMM FM 18
1 25414U 98046B   25191.68373896  .00000581  00000-0  23401-3 0  9998
2 25414  44.9936  63.4796 0005423  40.2159 319.9090 14.38600415407636
Epoch: 2025-07-10T16:24Z
TLE epoch observation values (Epoch: 2025-07-10T16:24:35.046Z)
Latitude
0.00001°
Longitude
-111.51291°
Altitude
760.163 km
Speed
7.477 km/s
True Right ascension
04h 13m 55s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
40.66594°
Longitude
6.68822°
Altitude
764.666 km
Speed
7.478 km/s
Apparent Right ascension
10h 16m 36s
Apparent Declination
3° 33' 52"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
20:13:26
Azimuth
319.485° NNW
Elevation
-38.15°
Doppler factor
1
Orbital elements
Apogee altitude
768.547 km
Perigee altitude
760.8 km
Semi-major axis
7,142.811 km
Eccentricity
0.00054
Inclination
44.9936°
RAAN
63.4796°
Arg. of periapsis
40.2159°
True anomaly
Unknown
Mean anomaly
319.909°
Eccentric anomaly
Unknown
Mean motion
3.59534 °/min
Orbital period
100.13 mins
BSTAR
0.00023401
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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.
8 mins2025-07-11 17:33:59.036Z193.764° SSW2025-07-11 17:37:59.036Z139.664° SSE24.649°2025-07-11 17:41:59.036Z85.9° E
9 mins2025-07-11 19:18:59.036Z246.771° WSW2025-07-11 19:22:59.036Z49.591° ENE44.753°2025-07-11 19:27:59.036Z66.552° ENE
8 mins2025-07-11 21:04:59.036Z288.561° WNW2025-07-11 21:07:59.036Z343.679° N37.079°2025-07-11 21:12:59.036Z69.66° E
9 mins2025-07-11 22:49:59.036Z297.206° NW2025-07-11 22:53:59.036Z15.012° NNE41.704°2025-07-11 22:58:59.036Z96.504° ESE
8 mins2025-07-12 00:35:59.036Z278.242° WNW2025-07-12 00:38:59.036Z219.536° SW37.122°2025-07-12 00:43:59.036Z140.485° SSE
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