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retiredleo

Live LEO tracker

Browse UNCLASSIFIED

Identification

NORAD / COSPAR: 21527 / 1991-045A
Constellation: UNCLASSIFIED
Object type: PAYLOAD
Country / owner: United States
Operator: Various

Launch

Launch date: 29 Jun 1991
Launch site: N/A
Launch vehicle: N/A
Decay date: In orbit

Orbital parameters

Period: 101.15 min
Inclination: 89.53°
Apoapsis: 861 km
Periapsis: 766 km
Mean altitude: 813 km
Semi-major axis: 7184 km
Eccentricity: 0.00662

Live state

Latitude: —
Longitude: —
Altitude: —
Velocity: —
Footprint area: —

TrackingLive tracker

TLE epoch: 10/22/2026, 8:58:36 PM
Source: Space-Track

1 21527U 91045A   26295.87403154  .00000106  00000-0  40121-4 0  9991
2 21527  89.5335 253.3302 0066241 288.5862  70.8143 14.23604195833268