Satellites/IRIDIUM 166
IRIDIUM 166
Satellite · United StatesActive
NORAD Number
43570
COSPAR ID
2018-061B
Launched
2018-07-25
site code AFWTR
Orbit
LEO
Constellation
Who
Owner / operatorIridium Satellite LLC
ManufacturerNorthrop Grumman Civil Sats. and Nat. Security Systems
CountryUnited States
Catalogue owner codeUS
Orbit
OrbitingEarth
Orbit classLEO
Perigee776 km
Apogee779 km
Inclination86.4°
Period100.4 min
Radar cross-section—
Latest Orbital Elements
Epoch (UTC)2026-11-09 04:54:06
Mean motion14.34218241 rev/day
Eccentricity0.0002221
Inclination86.3988°
Right ascension of node356.1325°
Argument of perigee95.3027°
Mean anomaly264.8422°
B* drag term8.5547e-5
Element set999
Revolutions at epoch43,418
Mean elements (OMM) for the SGP4 model, refreshed every 6 hours. They describe the orbit at the epoch shown and drift as time passes, fastest for low orbits.
Source: CelesTrak satellite catalogue and GP data (celestrak.org); owner and manufacturer from GCAT (J. McDowell, CC BY 4.0).