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IRIDIUM 171, 43929

Orbit data source: Space-Track

IRIDIUM 171, 43929 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/43929?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

43929, 2019-002H

Orbit

LEO

Last TLE update

4 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 4 hours ago

0 IRIDIUM 171
1 43929U 19002H   25189.13276508  .00000007  00000-0 -46930-5 0  9991
2 43929  86.4007 137.6806 0001807  85.5172 274.6230 14.34217520339647

Epoch: 2025-07-08T03:11Z

TLE epoch observation values (Epoch: 2025-07-08T03:11:10.902Z)

Latitude

-0.00007°

Longitude

163.55304°

Altitude

780.615 km

Speed

7.464 km/s

True Right ascension

09h 10m 43s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-26.58893°

Longitude

-14.7273°

Altitude

788.376 km

Speed

7.458 km/s

Apparent Right ascension

00h 24m 23s

Apparent Declination

-68° 10' 37"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

19:35:14

Azimuth

155.708° SSE

Elevation

-30.593°

Doppler factor

Orbital elements

Apogee altitude

775.925 km

Perigee altitude

773.34 km

Semi-major axis

7,152.769 km

Eccentricity

0.00018

Inclination

86.4007°

RAAN

137.6806°

Arg. of periapsis

85.5172°

True anomaly

Unknown

Mean anomaly

274.623°

Eccentric anomaly

Unknown

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

-0.000004693

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

IRIDIUM 171 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	2025-07-08 08:46:40.258Z	357.89° N	2025-07-08 08:51:40.258Z	142.77° SSE	44.968°	2025-07-08 08:56:40.258Z	178.427° S
6 mins	2025-07-08 20:04:40.258Z	116.542° SE	2025-07-08 20:07:40.258Z	73.493° E	19.298°	2025-07-08 20:10:40.258Z	36.436° NE
7 mins	2025-07-08 21:44:40.258Z	218.341° SW	2025-07-08 21:47:40.258Z	279.828° WNW	33.871°	2025-07-08 21:51:40.258Z	344.32° N

Authenticating...

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Check out IRIDIUM 171, 43929 on other resources

View IRIDIUM 171, 43929 on NASA - NSSDCA Website

View IRIDIUM 171, 43929 on Heavens-Above

View IRIDIUM 171, 43929 on Keep Track

View IRIDIUM 171, 43929 on Celestrak

View IRIDIUM 171, 43929 on Gunter's Space Page

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