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IRIDIUM 172, 43927

Orbit data source: Space-Track

IRIDIUM 172, 43927 is a payload satellite owned by Iridium (US) in LEO that was launched on Fri, 11 Jan 2019 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/43927?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

43927, 2019-002F

Orbit

LEO

Last TLE update

13 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)

2019-01-11 (6 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 13 hours ago

0 IRIDIUM 172
1 43927U 19002F   25181.40748848  .00000062  00000-0  15140-4 0  9990
2 43927  86.3988 140.6379 0002470  91.1309 269.0170 14.34217943338541

Epoch: 2025-06-30T09:46Z

TLE epoch observation values (Epoch: 2025-06-30T09:46:47.004Z)

Latitude

-0.00002°

Longitude

75.22431°

Altitude

780.748 km

Speed

7.463 km/s

True Right ascension

09h 22m 33s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-28.79298°

Longitude

-103.0249°

Altitude

789.393 km

Speed

7.457 km/s

Apparent Right ascension

21h 44m 56s

Apparent Declination

-33° 56' 20"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

10:04:41

Azimuth

34.961° NE

Elevation

-82.839°

Doppler factor

Orbital elements

Apogee altitude

776.398 km

Perigee altitude

772.864 km

Semi-major axis

7,152.768 km

Eccentricity

0.00025

Inclination

86.3988°

RAAN

140.6379°

Arg. of periapsis

91.1309°

True anomaly

Unknown

Mean anomaly

269.017°

Eccentric anomaly

Unknown

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

0.00001514

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Other satellites on launch #2 in the year 2019 (2019-01-11 UTC)

IRIDIUM 172 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.
4 mins	2025-06-30 23:20:13.007Z	259.908° W	2025-06-30 23:22:13.007Z	284.146° WNW	13.795°	2025-06-30 23:24:13.007Z	308.908° NW
5 mins	2025-07-01 08:09:13.007Z	48.768° ENE	2025-07-01 08:11:13.007Z	74.65° E	15.54°	2025-07-01 08:14:13.007Z	111.226° ESE
8 mins	2025-07-01 09:49:13.007Z	341.047° N	2025-07-01 09:52:13.007Z	277.562° WNW	39.415°	2025-07-01 09:57:13.007Z	195.623° SSW
8 mins	2025-07-01 21:04:13.007Z	141.172° SSE	2025-07-01 21:08:13.007Z	74.345° E	28.616°	2025-07-01 21:12:13.007Z	22.618° NE

Authenticating...

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Check out IRIDIUM 172, 43927 on other resources

View IRIDIUM 172, 43927 on NASA - NSSDCA Website

View IRIDIUM 172, 43927 on Heavens-Above

View IRIDIUM 172, 43927 on Keep Track

View IRIDIUM 172, 43927 on Celestrak

View IRIDIUM 172, 43927 on Gunter's Space Page

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