Discoverer 20

Military/Government

LAUNCH WINDOW

17 Feb 1961

08:25 PM UTC

Drawing of a calendar and a clock

OPERATOR

NASA

Path of a Rocket

LAUNCH SITE

Vandenberg

California, United States

Drawing of a launch platform

VEHICLE

Thor DM-21 Agena-B

Drawn project of a Rocket
Primary Orbit Parameters

Orbit Type:

LEO

Altitude:

537km

Inclination:

80.91°

Eccentricity:

0.464

Apogee Altitude:

786km

Perigee Altitude:

288km

LTDN:

Available Capacity

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Launch Site Location