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IRIDIUM 142, 43256

Orbit data source: Space-Track

IRIDIUM 142, 43256 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/43256?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

43256, 2018-030H

Orbit

LEO

Last TLE update

18 hours ago

Origin

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 (7 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, 9.4 m

Radar Cross Section

14.423 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 18 hours ago

0 IRIDIUM 142
1 43256U 18030H   25186.22101073  .00000013  00000-0 -25900-5 0  9996
2 43256  86.3947  75.4198 0001689  79.4884 280.6502 14.34217567380405

Epoch: 2025-07-05T05:18Z

TLE epoch observation values (Epoch: 2025-07-05T05:18:15.327Z)

Latitude

-0°

Longitude

72.39377°

Altitude

780.495 km

Speed

7.464 km/s

True Right ascension

05h 01m 40s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-41.84655°

Longitude

68.85864°

Altitude

794.394 km

Speed

7.455 km/s

Apparent Right ascension

02h 16m 15s

Apparent Declination

-48° 19' 21"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

11:28:05

Azimuth

240.106° WSW

Elevation

-59.094°

Doppler factor

Orbital elements

Apogee altitude

775.84 km

Perigee altitude

773.424 km

Semi-major axis

7,152.769 km

Eccentricity

0.00017

Inclination

86.3947°

RAAN

75.4198°

Arg. of periapsis

79.4884°

True anomaly

Unknown

Mean anomaly

280.6502°

Eccentric anomaly

Unknown

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

-0.00000259

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

IRIDIUM 142 Visibility forecast

Observer location: undefined°, undefined°

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.
6 mins	2025-07-06 03:39:43.342Z	34.988° NE	2025-07-06 03:42:43.342Z	74.576° E	19.374°	2025-07-06 03:45:43.342Z	116.146° SE
7 mins	2025-07-06 05:20:43.342Z	333.443° NNW	2025-07-06 05:23:43.342Z	275.564° WNW	34.174°	2025-07-06 05:27:43.342Z	208.003° SW
8 mins	2025-07-06 16:35:43.342Z	149.568° SSE	2025-07-06 16:38:43.342Z	102.05° ESE	33.702°	2025-07-06 16:43:43.342Z	17.885° NNE
6 mins	2025-07-06 18:17:43.342Z	248.786° W	2025-07-06 18:19:43.342Z	276.569° WNW	19.134°	2025-07-06 18:23:43.342Z	328.885° NNW

Authenticating...

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Check out IRIDIUM 142, 43256 on other resources

View IRIDIUM 142, 43256 on NASA - NSSDCA Website

View IRIDIUM 142, 43256 on Heavens-Above

View IRIDIUM 142, 43256 on Keep Track

View IRIDIUM 142, 43256 on Celestrak

View IRIDIUM 142, 43256 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.