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IRIDIUM 24, 25105

Orbit data source: Space-Track

IRIDIUM 24, 25105 is a payload satellite owned by Iridium (US) in LEO that was launched on Sat, 20 Dec 1997 UTC via a DELTA 7920-10C launch vehicle from the Air Force Western Test Range (AFWTR). 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
25105, 1997-082B
Orbit
LEO
Last TLE update
15 hours ago
Origin
Manufacturer
MOTO/LMMS
Mission
Non-operational Commercial Communications
Bus & Motor
LM700, Unknown motor
Mass
662 kg wet, 556 kg dry
Launch date (UTC)
1997-12-20 (28 years ago)
Launch vehicle
DELTA 7920-10C
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Box + 2 Pan, 8.37 m
Radar Cross Section
5.666 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 15 hours ago
0 IRIDIUM 24
1 25105U 97082B   25189.75154480  .00000347  00000-0  99485-4 0  9991
2 25105  86.3886  71.1532 0012029  17.3406 342.8202 14.42114573446320
Epoch: 2025-07-08T18:02Z
TLE epoch observation values (Epoch: 2025-07-08T18:02:13.47Z)
Latitude
-0.00009°
Longitude
-126.34496°
Altitude
746.388 km
Speed
7.486 km/s
True Right ascension
04h 44m 36s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
52.69372°
Longitude
-121.88837°
Altitude
753.383 km
Speed
7.486 km/s
Apparent Right ascension
07h 23m 16s
Apparent Declination
11° 30' 26"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
21:25:50
Azimuth
35.742° NE
Elevation
-31.239°
Doppler factor
1
Orbital elements
Apogee altitude
757.047 km
Perigee altitude
739.901 km
Semi-major axis
7,126.611 km
Eccentricity
0.0012
Inclination
86.3886°
RAAN
71.1532°
Arg. of periapsis
17.3406°
True anomaly
Unknown
Mean anomaly
342.8202°
Eccentric anomaly
Unknown
Mean motion
3.6076 °/min
Orbital period
99.79 mins
BSTAR
0.000099485
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IRIDIUM 24 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.
7 mins2025-07-09 15:49:02.887Z133.238° SE2025-07-09 15:52:02.887Z88.731° E24.558°2025-07-09 15:56:02.887Z29.602° NE
7 mins2025-07-09 17:29:02.887Z226.369° WSW2025-07-09 17:32:02.887Z272.59° WNW26.298°2025-07-09 17:36:02.887Z335.895° NNW
8 mins2025-07-10 03:56:02.887Z11.151° NNE2025-07-10 03:59:02.887Z71.274° E40.714°2025-07-10 04:04:02.887Z165.088° S
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