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IRIDIUM 161, 43478

Orbit data source: Space-Track

IRIDIUM 161, 43478 is a payload satellite owned by Iridium (US) in LEO that was launched on Tue, 22 May 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
43478, 2018-047C
Orbit
LEO
Last TLE update
12 hours ago
Origin
Manufacturer
OATK SSG Gilbert
Mission
Operational Commercial Communications
Bus & Motor
ELITEBUS, Unknown motor
Mass
860 kg wet, 700 kg dry
Launch date (UTC)
2018-05-22 (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 12 hours ago
0 IRIDIUM 161
1 43478U 18047C   25125.85030669  .00000478  00000-0  13597-3 0  9995
2 43478  86.4472 258.6326 0002080  92.4271 267.7168 14.43287413366386
Epoch: 2025-05-05T20:24Z
Definitive object data (Epoch: 2025-05-05T20:24:26.498Z)
Latitude
-0°
Longitude
88.56425°
Altitude
750.781 km
Speed
7.479 km/s
True Right ascension
17h 14m 31s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at TLE epoch
Visualization TLE readout
Latitude
12.77707°
Longitude
-92.4546°
Altitude
749.617 km
Speed
7.481 km/s
Apparent Right ascension
05h 00m 45s
Apparent Declination
-11° 56' 38"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
16:47:00
Azimuth
352.849° N
Elevation
-61.863°
Doppler factor
1
Orbital elements
Apogee altitude
746.09 km
Perigee altitude
743.127 km
Semi-major axis
7,122.745 km
Eccentricity
0.000208
Inclination
86.4472°
RAAN
258.6326°
Arg. of periapsis
92.4271°
True anomaly
267.69298°
Mean anomaly
267.7168°
Eccentric anomaly
267.70489°
Mean motion
3.61054 °/min
BSTAR
0.00013597
Orbital period
99.71 mins
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IRIDIUM 161 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 mins2025-05-06 09:49:36.174Z201.387° SSW2025-05-06 09:54:36.174Z288.847° WNW36.735°2025-05-06 09:58:36.174Z349.045° N
7 mins2025-05-06 20:17:36.174Z25.625° NE2025-05-06 20:20:36.174Z78.292° E29.953°2025-05-06 20:24:36.174Z143.55° SSE
5 mins2025-05-06 21:58:36.174Z310.235° NW2025-05-06 22:00:36.174Z277.591° WNW21.656°2025-05-06 22:03:36.174Z233.962° WSW
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