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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

6 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 6 hours ago

0 IRIDIUM 171
1 43929U 19002H   25182.15591328  .00000040  00000-0  72135-5 0  9998
2 43929  86.3999 140.5929 0001985  82.3586 277.7835 14.34217797338646

Epoch: 2025-07-01T03:44Z

TLE epoch observation values (Epoch: 2025-07-01T03:44:30.907Z)

Latitude

-0.00004°

Longitude

165.0087°

Altitude

780.526 km

Speed

7.464 km/s

True Right ascension

09h 22m 22s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-33.66548°

Longitude

-12.70704°

Altitude

791.399 km

Speed

7.456 km/s

Apparent Right ascension

22h 06m 22s

Apparent Declination

-82° 16' 14"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

21:23:47

Azimuth

178.315° S

Elevation

-32.307°

Doppler factor

Orbital elements

Apogee altitude

776.051 km

Perigee altitude

773.212 km

Semi-major axis

7,152.768 km

Eccentricity

0.0002

Inclination

86.3999°

RAAN

140.5929°

Arg. of periapsis

82.3586°

True anomaly

Unknown

Mean anomaly

277.7835°

Eccentric anomaly

Unknown

Mean motion

3.58783 °/min

Orbital period

100.34 mins

BSTAR

0.0000072135

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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.
5 mins	2025-07-01 20:38:26.806Z	109.151° ESE	2025-07-01 20:40:26.806Z	82.14° E	17.406°	2025-07-01 20:43:26.806Z	43.265° NE
8 mins	2025-07-01 22:17:26.806Z	209° SW	2025-07-01 22:20:26.806Z	259.985° W	36.12°	2025-07-01 22:25:26.806Z	349.188° N
8 mins	2025-07-02 08:47:26.806Z	17.259° NNE	2025-07-02 08:51:26.806Z	86.496° E	33.47°	2025-07-02 08:55:26.806Z	149.529° SSE

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.