Satellites/SDA-NG-T1TL-405
SDA-NG-T1TL-405
Satellite · United StatesActive
NORAD Number
100987
COSPAR ID
2026-231E
Launched
2026-10-10
site code AFWTR
Orbit
LEO
Constellation
Who
Owner / operatorUS
Manufacturer—
CountryUnited States
Catalogue owner codeUS
Orbit
OrbitingEarth
Orbit classLEO
Perigee938 km
Apogee951 km
Inclination81.5°
Period103.9 min
Radar cross-section—
Latest Orbital Elements
Epoch (UTC)2026-11-09 07:59:30
Mean motion13.85471976 rev/day
Eccentricity0.0009028
Inclination81.5023°
Right ascension of node173.4194°
Argument of perigee233.9984°
Mean anomaly126.0338°
B* drag term1.8522e-4
Element set999
Revolutions at epoch416
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).