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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25105 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
MOTO/LMMS
Mission
Non-operational Commercial Communications
Bus & Motor
LM700, Unknown motor
Mass
662 kg wet, 556 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 4.2 m
Radar Cross Section
5.666 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 20 hours ago
TLE from 20 hours ago
0 IRIDIUM 24
1 25105U 97082B 25260.94088688 .00000535 00000-0 15645-3 0 9992
2 25105 86.3907 40.9277 0013125 125.7208 234.5215 14.42185969456583Epoch: 2025-09-17T22:34Z
TLE epoch observation values (Epoch: 2025-09-17T22:34:52.626Z)
Latitude
-0.00006°
Longitude
65.0988°
Altitude
759.788 km
Speed
7.472 km/s
True Right ascension
02h 43m 42s
True Declination
0° 00' 00"
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
11:02:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
757.592 km
Perigee altitude
738.885 km
Semi-major axis
7,126.375 km
Eccentricity
0.00131
Inclination
86.3907°
RAAN
40.9277°
Arg. of periapsis
125.7208°
True anomaly
234.39914°
Mean anomaly
234.5215°
Eccentric anomaly
234.46031°
Mean motion
3.60778 °/min
Orbital period
99.78 mins
BSTAR
0.00015645
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Other satellites on launch #82 in the year 1997 (1997-12-20 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.IRIDIUM 24 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-09-18 20:48:46.155Z | 24.647° NE | 2025-09-18 20:52:46.155Z | 92.427° ESE | 27.039° | 2025-09-18 20:55:46.155Z | 136.903° SSE |
| 6 mins | 2025-09-18 22:29:46.155Z | 318.295° NNW | 2025-09-18 22:32:46.155Z | 267.427° W | 23.312° | 2025-09-18 22:35:46.155Z | 226.405° WSW |
| 8 mins | 2025-09-19 09:40:46.155Z | 165.014° S | 2025-09-19 09:43:46.155Z | 111.142° ESE | 41.379° | 2025-09-19 09:48:46.155Z | 9.706° NNE |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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