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IRIDIUM 158, 43571

Orbit data source: Space-Track

IRIDIUM 158, 43571 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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Identifier
43571, 2018-061C
Orbit
LEO
Last TLE update
19 hours ago
Origin
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 19 hours ago
0 IRIDIUM 158
1 43571U 18061C   25181.76951692  .00000121  00000-0  35982-4 0  9993
2 43571  86.3980 203.5735 0002442  87.7760 272.3716 14.34217455362991
Epoch: 2025-06-30T18:28Z
TLE epoch observation values (Epoch: 2025-06-30T18:28:06.261Z)
Latitude
0.00001°
Longitude
7.47285°
Altitude
780.647 km
Speed
7.464 km/s
True Right ascension
13h 34m 17s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
83.01067°
Longitude
156.43101°
Altitude
789.616 km
Speed
7.467 km/s
Apparent Right ascension
13h 17m 24s
Apparent Declination
36° 22' 48"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
00:58:55
Azimuth
356.174° N
Elevation
-13.586°
Doppler factor
1
Orbital elements
Apogee altitude
776.379 km
Perigee altitude
772.886 km
Semi-major axis
7,152.77 km
Eccentricity
0.00024
Inclination
86.398°
RAAN
203.5735°
Arg. of periapsis
87.776°
True anomaly
Unknown
Mean anomaly
272.3716°
Eccentric anomaly
Unknown
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000035982
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IRIDIUM 158 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 mins2025-07-01 13:27:59.667Z2.901° NNE2025-07-01 13:31:59.667Z61.949° ENE43.513°2025-07-01 13:36:59.667Z171.434° S
5 mins2025-07-02 00:45:59.667Z105.479° ESE2025-07-02 00:47:59.667Z78.753° E16.408°2025-07-02 00:50:59.667Z41.986° NE
8 mins2025-07-02 02:24:59.667Z207.772° SW2025-07-02 02:27:59.667Z267.48° W37.93°2025-07-02 02:32:59.667Z351.355° N
8 mins2025-07-02 12:54:59.667Z20.297° NNE2025-07-02 12:58:59.667Z92.694° ESE31.779°2025-07-02 13:02:59.667Z148.627° SSE
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