IRIDIUM 131, 43079
Orbit data source: Space-Track
IRIDIUM 131, 43079 is a payload satellite owned by Iridium (US) in LEO that was launched on Sat, 23 Dec 2017 UTC via an FALCON 9 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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43079 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
OATK SSG Gilbert
Mission
Operational Commercial Communications
Bus & Motor
ELITEBUS, Unknown motor
Mass
860 kg wet, 700 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Trap Box + 2 Pan, 4.8 m
Radar Cross Section
10.154 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 19 hours ago
TLE from 19 hours ago
0 IRIDIUM 131
1 43079U 17083K 25287.81374030 .00000137 00000-0 41935-4 0 9999
2 43079 86.3950 64.7219 0002052 95.5299 264.6131 14.34218077408937Epoch: 2025-10-14T19:31Z
TLE epoch observation values (Epoch: 2025-10-14T19:31:47.161Z)
Latitude
-0.00004°
Longitude
108.17862°
Altitude
780.855 km
Speed
7.463 km/s
True Right ascension
04h 18m 53s
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
08:55:19
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.098 km
Perigee altitude
773.163 km
Semi-major axis
7,152.768 km
Eccentricity
0.00021
Inclination
86.395°
RAAN
64.7219°
Arg. of periapsis
95.5299°
True anomaly
264.58969°
Mean anomaly
264.6131°
Eccentric anomaly
264.6014°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000041935
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Other satellites on launch #83 in the year 2017 (2017-12-23 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 131 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. |
|---|---|---|---|---|---|---|---|
| 9 mins | 2025-10-15 21:13:19.542Z | 2.189° NNE | 2025-10-15 21:17:19.542Z | 43.366° NE | 42.994° | 2025-10-15 21:22:19.542Z | 171.6° S |
| 5 mins | 2025-10-16 08:31:19.542Z | 108.167° ESE | 2025-10-16 08:33:19.542Z | 81.891° E | 16.595° | 2025-10-16 08:36:19.542Z | 43.867° NE |
| 8 mins | 2025-10-16 10:10:19.542Z | 206.948° SW | 2025-10-16 10:13:19.542Z | 259.009° W | 37.253° | 2025-10-16 10:18:19.542Z | 350.314° N |
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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