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, 4.7 m
Radar Cross Section
14.423 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 11 hours ago
TLE from 11 hours ago
0 IRIDIUM 131
1 43079U 17083K 25258.58073000 .00000103 00000-0 29776-4 0 9996
2 43079 86.3911 76.9552 0001976 89.3414 270.8008 14.34217830404746Epoch: 2025-09-15T13:56Z
TLE epoch observation values (Epoch: 2025-09-15T13:56:15.072Z)
Latitude
-0.00002°
Longitude
-126.89094°
Altitude
780.698 km
Speed
7.464 km/s
True Right ascension
05h 07m 49s
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
17:27:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.045 km
Perigee altitude
773.218 km
Semi-major axis
7,152.768 km
Eccentricity
0.0002
Inclination
86.3911°
RAAN
76.9552°
Arg. of periapsis
89.3414°
True anomaly
270.77816°
Mean anomaly
270.8008°
Eccentric anomaly
270.78948°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000029776
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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 | 2025-09-16 11:49:02.249Z | 147.951° SSE | 2025-09-16 11:53:02.249Z | 96.748° ESE | 29.234° | 2025-09-16 11:58:02.249Z | 21.577° NNE |
| 6 mins | 2025-09-16 13:32:02.249Z | 245.017° WSW | 2025-09-16 13:34:02.249Z | 276.933° WNW | 22.921° | 2025-09-16 13:38:02.249Z | 332.883° NNW |
| 8 mins | 2025-09-17 00:01:02.249Z | 0.836° NNE | 2025-09-17 00:05:02.249Z | 148.995° SSE | 43.852° | 2025-09-17 00:09:02.249Z | 175.257° S |
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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