IRIDIUM 33, 24946
Orbit data source: Space-Track
IRIDIUM 33, 24946 is a payload satellite owned by Iridium (US) in LEO that was launched on Sun, 14 Sep 1997 UTC via a PROTON-K/17S40 launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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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24946 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: 23 hours ago
TLE from 23 hours ago
0 IRIDIUM 33
1 24946U 97051C 25305.63565195 .00000509 00000-0 17197-3 0 9994
2 24946 86.3839 85.4753 0007704 5.0884 355.0389 14.34990093472456Epoch: 2025-11-01T15:15Z
TLE epoch observation values (Epoch: 2025-11-01T15:15:20.328Z)
Latitude
-0.00003°
Longitude
175.4777°
Altitude
772.66 km
Speed
7.471 km/s
True Right ascension
05h 41m 54s
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
09:47:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
777.571 km
Perigee altitude
766.554 km
Semi-major axis
7,150.2 km
Eccentricity
0.00077
Inclination
86.3839°
RAAN
85.4753°
Arg. of periapsis
5.0884°
True anomaly
355.03126°
Mean anomaly
355.0389°
Eccentric anomaly
355.03508°
Mean motion
3.58976 °/min
Orbital period
100.29 mins
BSTAR
0.00017197
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Other satellites on launch #51 in the year 1997 (1997-09-14 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 33 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-11-02 20:18:07.173Z | 42.127° NE | 2025-11-02 20:21:07.173Z | 80.591° E | 15.995° | 2025-11-02 20:23:07.173Z | 105.909° ESE |
| 8 mins | 2025-11-02 21:58:07.173Z | 342.835° N | 2025-11-02 22:02:07.173Z | 255.84° W | 38.403° | 2025-11-02 22:06:07.173Z | 198.31° SSW |
| 7 mins | 2025-11-03 09:14:07.173Z | 134.433° SE | 2025-11-03 09:17:07.173Z | 77.671° E | 29.139° | 2025-11-03 09:21:07.173Z | 23.006° NE |
| 6 mins | 2025-11-03 10:55:07.173Z | 242.512° WSW | 2025-11-03 10:57:07.173Z | 273.618° WNW | 22.905° | 2025-11-03 11:01:07.173Z | 331.746° NNW |
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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