Discoverer 29 (Corona Mission 9023 / KH-3 1), the first CIA/NRO film-return photoreconnaissance satellite with the KH-3 panoramic camera, launched on a Thor DM-21 Agena-B from Vandenberg on 30 August 1961. The SRV was recovered after about two days, but all frames were out of focus.
- Outcome
- Success
- Payload to orbit
- 326 kg (est.)
- Flight
- 14th
- of 40 Thor DM-21 Agena-B flights
- Date and time
- 30 August 1961, 20:00 UTC
- Rocket
- Thor DM-21 Agena-B
- Builder
- McDonnell Douglas
- Launch site
- Space Launch Complex 1W, Vandenberg SFB, CA, USA
- Payload
- Unknown
- International designator
- 1961-023
- Launches in 1961
- 31st of 50
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