Showing default

IRIDIUM 166, 43570

Orbit data source: Space-Track

IRIDIUM 166, 43570 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.

Loading next visibility...
Identifier
43570, 2018-061B
Orbit
LEO
Last TLE update
23 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 23 hours ago
0 IRIDIUM 166
1 43570U 18061B   25181.59192612  .00000024  00000-0  14427-5 0  9996
2 43570  86.3981 203.6377 0002118  86.3851 273.7587 14.34217856363009
Epoch: 2025-06-30T14:12Z
TLE epoch observation values (Epoch: 2025-06-30T14:12:22.416Z)
Latitude
-0.00004°
Longitude
71.64477°
Altitude
780.619 km
Speed
7.464 km/s
True Right ascension
13h 34m 33s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-86.35061°
Longitude
-29.72858°
Altitude
807.932 km
Speed
7.448 km/s
Apparent Right ascension
12h 31m 02s
Apparent Declination
-66° 21' 10"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
00:52:27
Azimuth
175.204° S
Elevation
-63.391°
Doppler factor
1
Orbital elements
Apogee altitude
776.146 km
Perigee altitude
773.116 km
Semi-major axis
7,152.768 km
Eccentricity
0.00021
Inclination
86.3981°
RAAN
203.6377°
Arg. of periapsis
86.3851°
True anomaly
Unknown
Mean anomaly
273.7587°
Eccentric anomaly
Unknown
Mean motion
3.58783 °/min
Orbital period
100.34 mins
BSTAR
0.0000014427
Loading maneuver chart data...
Loading SW <> Apogee altitude chart data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...

IRIDIUM 166 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 14:13:33.321Z339.974° N2025-07-01 14:17:33.321Z283.844° WNW32.493°2025-07-01 14:22:33.321Z206.678° SW
8 mins2025-07-02 01:29:33.321Z153.74° SSE2025-07-02 01:33:33.321Z78.66° E35.613°2025-07-02 01:37:33.321Z17.773° NNE
5 mins2025-07-02 03:12:33.321Z258.554° W2025-07-02 03:14:33.321Z287.71° WNW18.146°2025-07-02 03:17:33.321Z325.372° NNW
|