Showing default

IRIDIUM 140, 43252

Orbit data source: Space-Track

IRIDIUM 140, 43252 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/43252?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/43252?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

43252, 2018-030D

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: 10 hours ago

TLE from 10 hours ago

0 IRIDIUM 140
1 43252U 18030D   26035.36596557  .00000164  00000-0  51370-4 0  9991
2 43252  86.4008 345.9602 0002188  83.2423 276.9021 14.34218062411154

Epoch: 2026-02-04T08:46Z

TLE epoch observation values (Epoch: 2026-02-04T08:46:59.425Z)

Latitude

-0.00008°

Longitude

79.67901°

Altitude

780.529 km

Speed

7.464 km/s

True Right ascension

23h 03m 50s

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

20:17:16

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

776.196 km

Perigee altitude

773.066 km

Semi-major axis

7,152.768 km

Eccentricity

0.00022

Inclination

86.4008°

RAAN

345.9602°

Arg. of periapsis

83.2423°

True anomaly

276.87721°

Mean anomaly

276.9021°

Eccentric anomaly

276.88965°

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

0.00005137

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 140 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.
9 mins	2026-02-04 20:37:03.113Z	153.511° SSE	2026-02-04 20:41:03.113Z	97.668° ESE	33.429°	2026-02-04 20:46:03.113Z	17.811° NNE
6 mins	2026-02-04 22:20:03.113Z	249.804° W	2026-02-04 22:22:03.113Z	278.568° WNW	19.626°	2026-02-04 22:26:03.113Z	330.335° NNW
8 mins	2026-02-05 08:49:03.113Z	354.937° N	2026-02-05 08:52:03.113Z	335.429° NNW	43.663°	2026-02-05 08:57:03.113Z	182.354° SSW

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 140, 43252 on other resources

View IRIDIUM 140, 43252 on NASA - NSSDCA Website

View IRIDIUM 140, 43252 on Heavens-Above

View IRIDIUM 140, 43252 on Keep Track

View IRIDIUM 140, 43252 on Celestrak

View IRIDIUM 140, 43252 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 140, 43252

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: 2026-02-04T08:46:59.425Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

IRIDIUM 140 Visibility forecast

Co-orbital & Co-planar RSOs

Check out IRIDIUM 140, 43252 on other resources

Documentation

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