Army Map Service, US Army Corps of Engineers

7 satellites in orbit, 0 operating.

The count is the catalogue’s as of Nov 8, 2026, 4:17 PM; whether a satellite is operating is as Orbinauts writes it where it has written when the satellite’s mission ended, and otherwise as Jonathan McDowell’s general catalogue believes it, licensed CC BY 4.0: GCAT

Army Map Service, US Army Corps of Engineers is how GCAT, Jonathan McDowell’s general catalogue (CC BY 4.0), names the organisation under the code ACE, of United States of America. This page gathers the satellites it flies and those of every organisation under it, each row naming the organisation that flies it. It is part of United States Army. See every satellite of United States Army.

SatelliteKindOrbit classLaunchedOperatingFlown by
SECOR 9 (EGRS 9)Earth-watching satelliteMedium Earth orbitEnded
SECOR 8 (EGRS 8)Earth-watching satelliteMedium Earth orbitEnded
SECOR 7 (EGRS 7)Earth-watching satelliteMedium Earth orbitEnded
SECOR 5 (EGRS 5)Earth-watching satelliteMedium Earth orbitEnded
SECOR 4 (EGRS 4)Earth-watching satelliteLow Earth orbitEnded
SECOR 3Earth-watching satelliteLow Earth orbitEnded
SECOR 1BEarth-watching satelliteLow Earth orbitEnded