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IRIDIUM 151, 43074

Orbit data source: Space-Track

IRIDIUM 151, 43074 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 src="https://www.satcat.com/sats-embedded/43074?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/43074?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

43074, 2017-083E

Orbit

LEO

Last TLE update

10 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 (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 10 hours ago

0 IRIDIUM 151
1 43074U 17083E   25132.89591670  .00000125  00000-0  37744-4 0  9992
2 43074  86.3943 129.4110 0002593  89.0410 271.1083 14.34217778386768

Epoch: 2025-05-12T21:30Z

Definitive object data (Epoch: 2025-05-12T21:30:07.202Z)

Latitude

-0.00004°

Longitude

-64.02144°

Altitude

780.683 km

Speed

7.464 km/s

True Right ascension

08h 37m 38s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

-76.91645°

Longitude

-79.83688°

Altitude

807.167 km

Speed

7.448 km/s

Apparent Right ascension

04h 31m 15s

Apparent Declination

-61° 55' 01"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

15:36:02

Azimuth

196.333° SSW

Elevation

-66.455°

Doppler factor

Orbital elements

Apogee altitude

776.486 km

Perigee altitude

772.777 km

Semi-major axis

7,152.769 km

Eccentricity

0.0002593

Inclination

86.3943°

RAAN

129.411°

Arg. of periapsis

89.041°

True anomaly

271.07859°

Mean anomaly

271.1083°

Eccentric anomaly

271.09345°

Mean motion

3.58783 °/min

BSTAR

0.000037744

Orbital period

100.34 mins

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

IRIDIUM 151 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.
9 mins	2025-05-13 11:28:18.348Z	10.393° NNE	2025-05-13 11:32:18.348Z	65.484° ENE	36.82°	2025-05-13 11:37:18.348Z	157.901° S
5 mins	2025-05-13 13:11:18.348Z	304.145° NW	2025-05-13 13:13:18.348Z	276.486° WNW	16.76°	2025-05-13 13:16:18.348Z	240.531° WSW
8 mins	2025-05-14 00:25:18.348Z	189.909° SSW	2025-05-14 00:28:18.348Z	229.505° WSW	43.246°	2025-05-14 00:33:18.348Z	358.286° N

Authenticating...

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Check out IRIDIUM 151, 43074 on other resources

View IRIDIUM 151, 43074 on NASA - NSSDCA Website

View IRIDIUM 151, 43074 on Heavens-Above

View IRIDIUM 151, 43074 on Keep Track

View IRIDIUM 151, 43074 on Celestrak

View IRIDIUM 151, 43074 on Gunter's Space Page

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