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USA 18

retiredleo

Live LEO tracker

Browse UNCLASSIFIED

Identification

NORAD / COSPAR: 16631 / 1986-014H
Constellation: UNCLASSIFIED
Object type: PAYLOAD
Country / owner: United States
Operator: Various

Launch

Launch date: 09 Feb 1986
Launch site: N/A
Launch vehicle: N/A
Decay date: In orbit

Orbital parameters

Period: 103.29 min
Inclination: 63.30°
Apoapsis: 1454 km
Periapsis: 374 km
Mean altitude: 914 km
Semi-major axis: 7285 km
Eccentricity: 0.07403

Live state

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

TrackingLive tracker

TLE epoch: 10/22/2026, 3:28:00 PM
Source: Space-Track

1 16631U 86014H   26295.64444644  .00007490  00000-0  48111-3 0  9994
2 16631  63.2972  28.2801 0740345 115.0030 252.9749 13.94119582362116