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IRIDIUM 154, 43574

Orbit data source: Space-Track

IRIDIUM 154, 43574 is a payload satellite owned by Iridium (US) in LEO that was launched on Wed, 25 Jul 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 src="https://www.satcat.com/sats-embedded/43574?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/43574?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

43574, 2018-061F

Orbit

LEO

Last TLE update

18 hours ago

Origin

Iridium Communications Inc. (US)

Manufacturer

NGIS SSG Gilbert

Mission

Operational Commercial Communications

Bus & Motor

ELITEBUS, Unknown motor

Mass

860 kg wet, 700 kg dry

Launch date (UTC)

2018-07-25 (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 154
1 43574U 18061F   25181.80757432  .00000007  00000-0 -44535-5 0  9996
2 43574  86.3987 203.5996 0002167  90.2469 269.8975 14.34217728363047

Epoch: 2025-06-30T19:22Z

TLE epoch observation values (Epoch: 2025-06-30T19:22:54.421Z)

Latitude

-0.00002°

Longitude

-6.23923°

Altitude

780.721 km

Speed

7.463 km/s

True Right ascension

13h 34m 23s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-50.68503°

Longitude

-10.94°

Altitude

798.584 km

Speed

7.452 km/s

Apparent Right ascension

13h 14m 10s

Apparent Declination

-45° 26' 25"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

01:12:51

Azimuth

182.406° SSW

Elevation

-84.471°

Doppler factor

Orbital elements

Apogee altitude

776.182 km

Perigee altitude

773.082 km

Semi-major axis

7,152.769 km

Eccentricity

0.00022

Inclination

86.3987°

RAAN

203.5996°

Arg. of periapsis

90.2469°

True anomaly

Unknown

Mean anomaly

269.8975°

Eccentric anomaly

Unknown

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

-0.0000044535

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Other satellites on launch #61 in the year 2018 (2018-07-25 UTC)

IRIDIUM 154 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.
8 mins	2025-07-01 14:22:53.454Z	335.106° NNW	2025-07-01 14:26:53.454Z	277.683° WNW	28.507°	2025-07-01 14:30:53.454Z	217.148° SW
8 mins	2025-07-02 01:38:53.454Z	160.511° S	2025-07-02 01:42:53.454Z	66.337° ENE	39.15°	2025-07-02 01:46:53.454Z	12.807° NNE
4 mins	2025-07-02 03:21:53.454Z	263.469° W	2025-07-02 03:23:53.454Z	289.882° WNW	15.163°	2025-07-02 03:25:53.454Z	314.666° NW
4 mins	2025-07-02 12:10:53.454Z	54.71° ENE	2025-07-02 12:12:53.454Z	80.184° E	13.964°	2025-07-02 12:14:53.454Z	103.847° ESE

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Check out IRIDIUM 154, 43574 on other resources

View IRIDIUM 154, 43574 on NASA - NSSDCA Website

View IRIDIUM 154, 43574 on Heavens-Above

View IRIDIUM 154, 43574 on Keep Track

View IRIDIUM 154, 43574 on Celestrak

View IRIDIUM 154, 43574 on Gunter's Space Page

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