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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

12 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 12 hours ago

0 IRIDIUM 142
1 43256U 18030H   25181.75582544 -.00000029  00000-0 -17275-4 0  9998
2 43256  86.3950  77.2871 0001668  74.3872 285.7507 14.34217354379767

Epoch: 2025-06-30T18:08Z

TLE epoch observation values (Epoch: 2025-06-30T18:08:23.318Z)

Latitude

-0.00007°

Longitude

-113.87114°

Altitude

780.396 km

Speed

7.464 km/s

True Right ascension

05h 09m 08s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-16.19973°

Longitude

-115.11724°

Altitude

784.187 km

Speed

7.461 km/s

Apparent Right ascension

05h 12m 45s

Apparent Declination

-27° 14' 24"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

17:24:50

Azimuth

12.087° NNE

Elevation

-77.079°

Doppler factor

Orbital elements

Apogee altitude

775.826 km

Perigee altitude

773.44 km

Semi-major axis

7,152.77 km

Eccentricity

0.00017

Inclination

86.395°

RAAN

77.2871°

Arg. of periapsis

74.3872°

True anomaly

Unknown

Mean anomaly

285.7507°

Eccentric anomaly

Unknown

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

-0.000017275

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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	2025-07-01 06:27:09.044Z	320.53° NNW	2025-07-01 06:30:09.044Z	283.729° WNW	17.574°	2025-07-01 06:33:09.044Z	244.148° WSW
9 mins	2025-07-01 17:42:09.044Z	186.763° SSW	2025-07-01 17:46:09.044Z	287.171° WNW	44.461°	2025-07-01 17:51:09.044Z	359.949° N
7 mins	2025-07-02 04:13:09.044Z	30.952° NE	2025-07-02 04:16:09.044Z	74.107° E	23.575°	2025-07-02 04:20:09.044Z	131.208° SE

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.