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IRIDIUM 138, 43071

Orbit data source: Space-Track

IRIDIUM 138, 43071 is a payload satellite owned by Iridium (US) in LEO that was launched on Sat, 23 Dec 2017 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). Payloads include a variety of satellites, spacecraft, and rockets 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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IRIDIUM 138 details

Identifier	43071, 2017-083B
Orbit	LEO
Last TLE update	7 hours ago
Origin	Iridium (US)
Manufacturer	OATK SSG Gilbert
Mission	Operational Commercial Communications
Bus & Motor	ELITEBUS, Unknown motor
Mass	860 kg wet, 700 kg dry
Launch date (UTC)	2017-12-23 (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 7 hours ago

0 IRIDIUM 138
1 43071U 17083B   24361.26165613  .00000016  00000-0 -14349-5 0  9994
2 43071  86.3982 186.5216 0002021  70.5832 289.5583 14.34217648367031

Epoch: 2024-12-26T06:16Z

Definitive object data (Epoch: 2024-12-26T06:16:47.089Z)

Latitude	0.00006°
Longitude	-2.91818°
Altitude	780.234 km
Speed	7.464 km/s
True Right ascension	12h 26m 05s
True Declination	0° 00' 00"
Sunlit	Object was in daylight at TLE epoch

Visualization TLE readout

Latitude	65.57528°
Longitude	169.03148°
Altitude	788.048 km
Speed	7.466 km/s
Apparent Right ascension	00h 30m 12s
Apparent Declination	17° 17' 31"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	12:52:11
Azimuth	6.225° NNE
Elevation	-32.563°
Doppler factor	1

Orbital elements

Apogee altitude	776.078 km
Perigee altitude	773.186 km
Semi-major axis	7,152.769 km
Eccentricity	0.0002021
Inclination	86.3982°
RAAN	186.5216°
Arg. of periapsis	70.5832°
True anomaly	289.53648°
Mean anomaly	289.5583°
Eccentric anomaly	289.54739°
Mean motion	3.58783 °/min
BSTAR	-0.0000014349
Orbital period	100.34 mins

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Other satellites on launch #83 in the year 2017 (2017-12-23 UTC)

IRIDIUM 138 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.
6 mins	2024-12-26 23:37:29.662Z	42.055° NE	2024-12-26 23:39:29.662Z	69.101° E	18.699°	2024-12-26 23:43:29.662Z	121.567° SE
8 mins	2024-12-27 01:17:29.662Z	336.835° NNW	2024-12-27 01:20:29.662Z	287.242° WNW	34.377°	2024-12-27 01:25:29.662Z	203.962° SW
7 mins	2024-12-27 12:33:29.662Z	143.447° SSE	2024-12-27 12:36:29.662Z	81.635° E	33.628°	2024-12-27 12:40:29.662Z	20.112° NNE

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Check out IRIDIUM 138, 43071 on other resources

View IRIDIUM 138, 43071 on NASA - NSSDCA Website

View IRIDIUM 138, 43071 on Heavens-Above

View IRIDIUM 138, 43071 on Keep Track

View IRIDIUM 138, 43071 on Celestrak

View IRIDIUM 138, 43071 on Gunter's Space Page

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