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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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<iframe src="https://www.satcat.com/sats-embedded/43079?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/43079?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

43079, 2017-083K

Orbit

LEO

Country

Related business

Iridium Communications Inc. (US)

Manufacturer

OATK SSG Gilbert

Mission

Operational Commercial Communications

Bus & Motor

ELITEBUS, Unknown motor

Mass

860 kg wet, 700 kg dry

Launch date (UTC)

2017-12-23 (8 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Trap Box + 2 Pan, 4.8 m

Radar Cross Section

10.154 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 10 hours ago

TLE from 10 hours ago

0 IRIDIUM 131
1 43079U 17083K   26034.93174460  .00000331  00000-0  11101-3 0  9995
2 43079  86.3975  17.8496 0002246  90.0815 270.0638 14.34213141425006

Epoch: 2026-02-03T22:21Z

TLE epoch observation values (Epoch: 2026-02-03T22:21:42.733Z)

Latitude

-0.00004°

Longitude

-91.68405°

Altitude

780.732 km

Speed

7.463 km/s

True Right ascension

01h 11m 23s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

10:22:42

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

776.253 km

Perigee altitude

773.04 km

Semi-major axis

7,152.784 km

Eccentricity

0.00022

Inclination

86.3975°

RAAN

17.8496°

Arg. of periapsis

90.0815°

True anomaly

270.03806°

Mean anomaly

270.0638°

Eccentric anomaly

270.05093°

Mean motion

3.58782 °/min

Orbital period

100.34 mins

BSTAR

0.00011101

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Other satellites on launch #83 in the year 2017 (2017-12-23 UTC)

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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	2026-02-04 10:39:06.556Z	4.889° NNE	2026-02-04 10:44:06.556Z	95.54° ESE	41.553°	2026-02-04 10:48:06.556Z	164.542° S
4 mins	2026-02-04 21:58:06.556Z	99.158° ESE	2026-02-04 22:00:06.556Z	73.757° E	14.161°	2026-02-04 22:02:06.556Z	49.864° ENE
8 mins	2026-02-04 23:36:06.556Z	198.252° SSW	2026-02-04 23:40:06.556Z	286.61° WNW	40.806°	2026-02-04 23:44:06.556Z	352.494° N

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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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Check out IRIDIUM 131, 43079 on other resources

View IRIDIUM 131, 43079 on NASA - NSSDCA Website

View IRIDIUM 131, 43079 on Heavens-Above

View IRIDIUM 131, 43079 on Keep Track

View IRIDIUM 131, 43079 on Celestrak

View IRIDIUM 131, 43079 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

IRIDIUM 131, 43079

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 10 hours ago

TLE from 10 hours ago

TLE epoch observation values (Epoch: 2026-02-03T22:21:42.733Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #83 in the year 2017 (2017-12-23 UTC)

IRIDIUM 131 Visibility forecast

Co-orbital & Co-planar RSOs

Check out IRIDIUM 131, 43079 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 10 hours ago