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

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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: 15 hours ago

TLE from 15 hours ago

0 IRIDIUM 131
1 43079U 17083K   26124.65406420  .00000011  00000-0 -32308-5 0  9998
2 43079  86.3977 340.3810 0001973  87.8500 272.2922 14.34217572437862

Epoch: 2026-05-04T15:41Z

TLE epoch observation values (Epoch: 2026-05-04T15:41:51.146Z)

Latitude

-0.00002°

Longitude

-117.62227°

Altitude

780.662 km

Speed

7.464 km/s

True Right ascension

22h 41m 31s

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

15:02:58

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

776.043 km

Perigee altitude

773.221 km

Semi-major axis

7,152.769 km

Eccentricity

0.0002

Inclination

86.3977°

RAAN

340.381°

Arg. of periapsis

87.85°

True anomaly

272.26961°

Mean anomaly

272.2922°

Eccentric anomaly

272.2809°

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

-0.0000032308

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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.
5 mins	2026-05-05 13:36:44.341Z	111.255° ESE	2026-05-05 13:39:44.341Z	74.2° E	15.067°	2026-05-05 13:41:44.341Z	49.612° ENE
8 mins	2026-05-05 15:15:44.341Z	200.633° SSW	2026-05-05 15:19:44.341Z	282.882° WNW	39.696°	2026-05-05 15:23:44.341Z	350.82° N
7 mins	2026-05-06 01:46:44.341Z	24.915° NE	2026-05-06 01:49:44.341Z	74.574° E	30.094°	2026-05-06 01:53:44.341Z	141.742° SSE
6 mins	2026-05-06 03:27:44.341Z	319.233° NNW	2026-05-06 03:30:44.341Z	273.603° WNW	22.386°	2026-05-06 03:33:44.341Z	231.988° WSW

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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: 15 hours ago

TLE from 15 hours ago

TLE epoch observation values (Epoch: 2026-05-04T15:41:51.146Z)

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: 15 hours ago