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: 2 days ago
TLE from 2 days ago
0 IRIDIUM 131
1 43079U 17083K 26171.39897108 .00000100 00000-0 28690-4 0 9994
2 43079 86.3972 320.8335 0002222 91.9806 268.1644 14.34217700444568Epoch: 2026-06-20T09:34Z
TLE epoch observation values (Epoch: 2026-06-20T09:34:31.101Z)
Latitude
-0.00004°
Longitude
-91.41025°
Altitude
780.77 km
Speed
7.463 km/s
True Right ascension
21h 23m 20s
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
23:26:52
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
776.221 km
Perigee altitude
773.042 km
Semi-major axis
7,152.769 km
Eccentricity
0.00022
Inclination
86.3972°
RAAN
320.8335°
Arg. of periapsis
91.9806°
True anomaly
268.13895°
Mean anomaly
268.1644°
Eccentric anomaly
268.15168°
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.00002869
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-22 20:46:32.675Z | 39.884° NE | 2026-06-22 20:49:32.675Z | 79.265° E | 17.287° | 2026-06-22 20:52:32.675Z | 116.426° SE |
| 8 mins | 2026-06-22 22:26:32.675Z | 341.388° N | 2026-06-22 22:30:32.675Z | 264.171° W | 36.853° | 2026-06-22 22:34:32.675Z | 201.986° SSW |
| 7 mins | 2026-06-23 09:42:32.675Z | 142.665° SSE | 2026-06-23 09:45:32.675Z | 91.564° ESE | 31.377° | 2026-06-23 09:49:32.675Z | 24.238° NE |
| 7 mins | 2026-06-23 11:23:32.675Z | 238.555° WSW | 2026-06-23 11:26:32.675Z | 281.31° WNW | 21.468° | 2026-06-23 11:30:32.675Z | 333.308° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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