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IRIDIUM 149, 43250

Orbit data source: Space-Track

IRIDIUM 149, 43250 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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Iframe URL

https://www.satcat.com/sats-embedded/43250?theme=dark&initialShowStats=false

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Identifier

43250, 2018-030B

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: 9 hours ago

TLE from 9 hours ago

0 IRIDIUM 149
1 43250U 18030B   26256.07550187 -.00000023  00000-0 -15456-4 0  9992
2 43250  86.3909 253.6019 0002214  89.9642 270.1807 14.34217090442752

Epoch: 2026-09-13T01:48Z

TLE epoch observation values (Epoch: 2026-09-13T01:48:43.361Z)

Latitude

-0.00008°

Longitude

-125.65413°

Altitude

780.716 km

Speed

7.463 km/s

True Right ascension

16h 54m 24s

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

03:33:27

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

776.218 km

Perigee altitude

773.05 km

Semi-major axis

7,152.771 km

Eccentricity

0.00022

Inclination

86.3909°

RAAN

253.6019°

Arg. of periapsis

89.9642°

True anomaly

270.15533°

Mean anomaly

270.1807°

Eccentric anomaly

270.16801°

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

-0.000015456

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

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IRIDIUM 149 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	2026-09-13 12:26:06.968Z	348.319° N	2026-09-13 12:30:06.968Z	295.863° NW	57.489°	2026-09-13 12:35:06.968Z	193.981° SSW
7 mins	2026-09-13 23:43:06.968Z	132.617° SE	2026-09-13 23:46:06.968Z	81.249° E	31.336°	2026-09-13 23:50:06.968Z	25.609° NE
7 mins	2026-09-14 01:24:06.968Z	237.924° WSW	2026-09-14 01:27:06.968Z	289.421° WNW	27.578°	2026-09-14 01:31:06.968Z	339.171° 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 149, 43250 on other resources

View IRIDIUM 149, 43250 on NASA - NSSDCA Website

View IRIDIUM 149, 43250 on Heavens-Above

View IRIDIUM 149, 43250 on Keep Track

View IRIDIUM 149, 43250 on Celestrak

View IRIDIUM 149, 43250 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 149, 43250

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2026-09-13T01:48:43.361Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

IRIDIUM 149 Visibility forecast

Co-orbital & Co-planar RSOs

Check out IRIDIUM 149, 43250 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 9 hours ago