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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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: 22 hours ago
TLE from 22 hours ago
0 IRIDIUM 131
1 43079U 17083K 26253.58628579 .00000154 00000-0 47808-4 0 9991
2 43079 86.3929 286.4816 0002260 93.9553 266.1901 14.34218786456342Epoch: 2026-09-10T14:04Z
TLE epoch observation values (Epoch: 2026-09-10T14:04:15.092Z)
Latitude
-0.00003°
Longitude
85.79685°
Altitude
780.822 km
Speed
7.463 km/s
True Right ascension
19h 05m 55s
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
04:36:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.245 km
Perigee altitude
773.012 km
Semi-major axis
7,152.765 km
Eccentricity
0.00023
Inclination
86.3929°
RAAN
286.4816°
Arg. of periapsis
93.9553°
True anomaly
266.16426°
Mean anomaly
266.1901°
Eccentric anomaly
266.17718°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000047808
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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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2026-09-11 14:04:48.843Z | 6.303° NNE | 2026-09-11 14:09:48.843Z | 87.636° E | 57.43° | 2026-09-11 14:14:48.843Z | 163.937° S |
| 4 mins | 2026-09-11 15:48:48.843Z | 296.138° NW | 2026-09-11 15:49:48.843Z | 282.964° WNW | 15.534° | 2026-09-11 15:52:48.843Z | 247.054° WSW |
| 9 mins | 2026-09-12 03:01:48.843Z | 194.487° SSW | 2026-09-12 03:05:48.843Z | 285.169° WNW | 65.644° | 2026-09-12 03:10:48.843Z | 356.642° N |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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