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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 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

5 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 5 hours ago

0 IRIDIUM 154
1 43574U 18061F   25186.55183425  .00000043  00000-0  84664-5 0  9994
2 43574  86.3981 201.6185 0002297  90.4585 269.6874 14.34217659363729

Epoch: 2025-07-05T13:14Z

TLE epoch observation values (Epoch: 2025-07-05T13:14:38.479Z)

Latitude

-0.00001°

Longitude

79.16992°

Altitude

780.728 km

Speed

7.463 km/s

True Right ascension

13h 26m 28s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-32.69979°

Longitude

76.78139°

Altitude

790.941 km

Speed

7.457 km/s

Apparent Right ascension

15h 22m 33s

Apparent Declination

-41° 39' 18"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

06:02:24

Azimuth

106.518° ESE

Elevation

-59.961°

Doppler factor

Orbital elements

Apogee altitude

776.275 km

Perigee altitude

772.989 km

Semi-major axis

7,152.769 km

Eccentricity

0.00023

Inclination

86.3981°

RAAN

201.6185°

Arg. of periapsis

90.4585°

True anomaly

Unknown

Mean anomaly

269.6874°

Eccentric anomaly

Unknown

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

0.0000084664

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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.
9 mins	2025-07-06 01:04:56.038Z	153.915° SSE	2025-07-06 01:08:56.038Z	90.938° ESE	34.698°	2025-07-06 01:13:56.038Z	16.112° NNE
5 mins	2025-07-06 02:47:56.038Z	253.365° W	2025-07-06 02:49:56.038Z	282.272° WNW	18.956°	2025-07-06 02:52:56.038Z	322.712° NNW
8 mins	2025-07-06 13:16:56.038Z	353.171° N	2025-07-06 13:19:56.038Z	308.693° NW	44.178°	2025-07-06 13:24:56.038Z	183.855° SSW

Authenticating...

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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.