Showing default

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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/43257?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/43257?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

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: 17 hours ago

TLE from 17 hours ago

0 IRIDIUM 150
1 43257U 18030J   26075.70485343  .00000162  00000-0  50672-4 0  9990
2 43257  86.4001 329.1497 0002045  86.7832 273.3598 14.34217893416901

Epoch: 2026-03-16T16:54Z

TLE epoch observation values (Epoch: 2026-03-16T16:54:59.336Z)

Latitude

0.00001°

Longitude

-98.89103°

Altitude

780.632 km

Speed

7.464 km/s

True Right ascension

21h 56m 35s

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

14:38:03

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

776.094 km

Perigee altitude

773.168 km

Semi-major axis

7,152.768 km

Eccentricity

0.0002

Inclination

86.4001°

RAAN

329.1497°

Arg. of periapsis

86.7832°

True anomaly

273.33641°

Mean anomaly

273.3598°

Eccentric anomaly

273.3481°

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

0.000050672

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

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

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

IRIDIUM 150 Visibility forecast

Loading observer location...
Set Observer location

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	2026-03-17 16:28:33.307Z	139.112° SSE	2026-03-17 16:32:33.307Z	87.624° E	24.639°	2026-03-17 16:36:33.307Z	30.12° NE
7 mins	2026-03-17 18:10:33.307Z	230.518° WSW	2026-03-17 18:13:33.307Z	283.732° WNW	27.65°	2026-03-17 18:17:33.307Z	339.625° N
8 mins	2026-03-18 04:40:33.307Z	9.785° NNE	2026-03-18 04:43:33.307Z	71.649° E	41.77°	2026-03-18 04:48:33.307Z	166.865° S

Items per page:

1–3 of 3 items

of 1 page

Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

Please sign-in to view Co-orbital & Co-planar RSOs.

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

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in descending order

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: 17 hours ago

TLE from 17 hours ago

TLE epoch observation values (Epoch: 2026-03-16T16:54:59.336Z)

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: 17 hours ago