EXPLORER 18 (IMP-1)

decayedheo

NORAD / COSPAR693 / 1963-046A

ConstellationUNCLASSIFIED

Object typePAYLOAD

Country / owner—

OperatorVarious

Launch date—

Launch siteN/A

Launch vehicleN/A

Decay date30 Dec 1965

Period5610.65 min

Inclination35.19°

Apoapsis192044 km

Periapsis4386 km

Mean altitude98215 km

Semi-major axis104586 km

Eccentricity0.89709

TLE epoch9/8/1965, 7:16:24 PM

SourceSpace-Track

1 00693U 63046  A 65251.80305711  .00000000 +00000-0 +00000-0 0  9991
2 00693 035.1949 239.2015 8970900 162.1051 295.8661 00.25665457001752