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IRIDIUM 137, 43076

Orbit data source: Space-Track

IRIDIUM 137, 43076 is a payload satellite owned by Iridium (US) in LEO that was launched on Sat, 23 Dec 2017 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/43076?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

43076, 2017-083G

Orbit

LEO

Last TLE update

11 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)

2017-12-23 (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, 9.4 m

Radar Cross Section

14.423 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 11 hours ago

0 IRIDIUM 137
1 43076U 17083G   25186.31957254  .00000018  00000-0 -75036-6 0  9994
2 43076  86.3974 107.1716 0001538  95.4881 264.6490 14.34217590394456

Epoch: 2025-07-05T07:40Z

TLE epoch observation values (Epoch: 2025-07-05T07:40:11.067Z)

Latitude

-0.00005°

Longitude

68.56617°

Altitude

780.821 km

Speed

7.463 km/s

True Right ascension

07h 08m 41s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

80.00674°

Longitude

-132.43544°

Altitude

790.013 km

Speed

7.466 km/s

Apparent Right ascension

18h 01m 48s

Apparent Declination

25° 46' 59"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

06:06:10

Azimuth

1.077° NNE

Elevation

-24.293°

Doppler factor

Orbital elements

Apogee altitude

775.732 km

Perigee altitude

773.532 km

Semi-major axis

7,152.769 km

Eccentricity

0.00015

Inclination

86.3974°

RAAN

107.1716°

Arg. of periapsis

95.4881°

True anomaly

Unknown

Mean anomaly

264.649°

Eccentric anomaly

Unknown

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

-7.5036e-7

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Other satellites on launch #83 in the year 2017 (2017-12-23 UTC)

IRIDIUM 137 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.
10 mins	2025-07-05 19:29:40.675Z	188.853° SSW	2025-07-05 19:34:40.675Z	280.53° WNW	43.57°	2025-07-05 19:39:40.675Z	358.143° N
7 mins	2025-07-06 06:01:40.675Z	29.072° NE	2025-07-06 06:04:40.675Z	73.491° E	25.288°	2025-07-06 06:08:40.675Z	133.691° SE
7 mins	2025-07-06 07:42:40.675Z	325.07° NNW	2025-07-06 07:45:40.675Z	275.338° WNW	27.003°	2025-07-06 07:49:40.675Z	218.677° SW

Authenticating...

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Check out IRIDIUM 137, 43076 on other resources

View IRIDIUM 137, 43076 on NASA - NSSDCA Website

View IRIDIUM 137, 43076 on Heavens-Above

View IRIDIUM 137, 43076 on Keep Track

View IRIDIUM 137, 43076 on Celestrak

View IRIDIUM 137, 43076 on Gunter's Space Page

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