COSMOS 991

retiredleo

NORAD / COSPAR10692 / 1978-022A

ConstellationUNCLASSIFIED

Object typePAYLOAD

Country / ownerRussia (CIS)

OperatorVarious

Launch date28 Feb 1978

Launch siteN/A

Launch vehicleN/A

Decay dateIn orbit

Period104.61 min

Inclination82.99°

Apoapsis1004 km

Periapsis948 km

Mean altitude976 km

Semi-major axis7347 km

Eccentricity0.00377

Latitude—

Longitude—

Altitude—

Velocity—

Footprint area—

TLE epoch9/8/2026, 1:27:37 PM

SourceSpace-Track

1 10692U 78022A   26251.56084532  .00000039  00000-0  23607-4 0  9990
2 10692  82.9914 185.1449 0037744  56.2669 116.4255 13.76577275436843