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IRIDIUM 150, 43257

Orbit data source: Space-Track

IRIDIUM 150, 43257 is a payload satellite owned by Iridium (US) in LEO that was launched on Fri, 30 Mar 2018 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/43257?theme=dark&initialShowStats=false

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Identifier

43257, 2018-030J

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)

2018-03-30 (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 150
1 43257U 18030J   26032.37860015  .00000319  00000-0  10676-3 0  9992
2 43257  86.4002 347.2403 0002049  81.0790 279.0637 14.34219532410694

Epoch: 2026-02-01T09:05Z

TLE epoch observation values (Epoch: 2026-02-01T09:05:11.052Z)

Latitude

-0.00012°

Longitude

79.35515°

Altitude

780.481 km

Speed

7.464 km/s

True Right ascension

23h 08m 57s

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

01:52:39

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

776.091 km

Perigee altitude

773.16 km

Semi-major axis

7,152.763 km

Eccentricity

0.0002

Inclination

86.4002°

RAAN

347.2403°

Arg. of periapsis

81.079°

True anomaly

279.04051°

Mean anomaly

279.0637°

Eccentric anomaly

279.05211°

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

0.00010676

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Other satellites on launch #30 in the year 2018 (2018-03-30 UTC)

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IRIDIUM 150 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.
8 mins	2026-02-02 09:07:18.532Z	353.955° N	2026-02-02 09:10:18.532Z	325.798° NNW	43.768°	2026-02-02 09:15:18.532Z	183.376° SSW
7 mins	2026-02-02 20:23:18.532Z	124.755° SE	2026-02-02 20:26:18.532Z	81.605° E	21.859°	2026-02-02 20:30:18.532Z	30.49° NE
8 mins	2026-02-02 22:03:18.532Z	219.133° SW	2026-02-02 22:06:18.532Z	266.175° W	30.507°	2026-02-02 22:11:18.532Z	344.257° 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 150, 43257 on other resources

View IRIDIUM 150, 43257 on NASA - NSSDCA Website

View IRIDIUM 150, 43257 on Heavens-Above

View IRIDIUM 150, 43257 on Keep Track

View IRIDIUM 150, 43257 on Celestrak

View IRIDIUM 150, 43257 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 150, 43257

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: 2026-02-01T09:05:11.052Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #30 in the year 2018 (2018-03-30 UTC)

IRIDIUM 150 Visibility forecast

Co-orbital & Co-planar RSOs

Check out IRIDIUM 150, 43257 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 15 hours ago