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IRIDIUM 156, 43576

Orbit data source: Space-Track

IRIDIUM 156, 43576 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
43576, 2018-061H
Orbit
LEO
Last TLE update
14 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 14 hours ago
0 IRIDIUM 156
1 43576U 18061H   25184.55391786  .00000127  00000-0  38244-4 0  9990
2 43576  86.3979 202.3862 0002195  81.8901 278.2544 14.34217823363409
Epoch: 2025-07-03T13:17Z
TLE epoch observation values (Epoch: 2025-07-03T13:17:38.503Z)
Latitude
0.00002°
Longitude
81.15677°
Altitude
780.493 km
Speed
7.464 km/s
True Right ascension
13h 29m 32s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
23.15087°
Longitude
-100.62334°
Altitude
780.247 km
Speed
7.466 km/s
Apparent Right ascension
02h 09m 56s
Apparent Declination
-6° 30' 27"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
15:14:12
Azimuth
27.612° NE
Elevation
-53.61°
Doppler factor
1
Orbital elements
Apogee altitude
776.201 km
Perigee altitude
773.061 km
Semi-major axis
7,152.768 km
Eccentricity
0.00022
Inclination
86.3979°
RAAN
202.3862°
Arg. of periapsis
81.8901°
True anomaly
Unknown
Mean anomaly
278.2544°
Eccentric anomaly
Unknown
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.000038244
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IRIDIUM 156 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 mins2025-07-04 13:18:05.512Z358.24° N2025-07-04 13:23:05.512Z42.954° NE44.906°2025-07-04 13:28:05.512Z177.642° S
5 mins2025-07-05 00:37:05.512Z106.271° ESE2025-07-05 00:39:05.512Z76.26° E19.06°2025-07-05 00:42:05.512Z38.215° NE
7 mins2025-07-05 02:16:05.512Z216.012° SW2025-07-05 02:19:05.512Z274.389° WNW34.338°2025-07-05 02:23:05.512Z343.848° N
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