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Failure

Discoverer 12

Thor Agena AUnited States Air ForceSpace Launch Complex 1W
Wednesday, June 29, 1960 · 10:00 PM UTC
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This mission is complete.

Mission Brief

Discoverer 12 was an American optical reconnaissance satellite. The fourth of five test flights of the Corona KH-1 spy satellite series. It was lost when the second stage failed during launch.

PayloadDiscoverer 12
OrbitLow Earth Orbit
CustomerUnited States Air Force
StagesUnknown
PadSpace Launch Complex 1W, Vandenberg SFB, CA, USA

Mission Timeline

14 / 14100%

Ground vector

Launch site

Site locked

Space Launch Complex 1W

Vandenberg SFB, CA, USA

Global range
SITE LOCK
Latitude
34.757°N
Longitude
120.630°W

Range Weather

Launch commit criteria

Clear
Watch
TrackingNo active constraints
Weather Rules

Tracking no weather issues at this time.

Primary concern
No weather issues
Rule count
0
Temperature
Not reported
Surface wind
Not reported
Window

10:00 PM UTC - 10:00 PM UTC

Vehicle

Thor Agena A

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HeightN/A
LEO PayloadN/A
Launches1,078
Successes972

Provider

United States Air Force

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Schedule History

No meaningful launch-time or status changes recorded.

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