OPS 2739 (KH-5 Argon Mission 9066A / Starflash 1B), the final NRO Argon area-survey cartographic reconnaissance satellite, launched on a Thrust Augmented Thor SLV-2A Agena-D from Vandenberg; film suffered image smearing and flare, with Starflash 1B as a geodetic beacon payload.
- Outcome
- Success
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- 375 kg
- Flight
- 22nd
- of 61 Thor SLV-2A Agena D flights
- Date and time
- 21 August 1964, 15:45 UTC
- Rocket
- Thor SLV-2A Agena D
- Builder
- McDonnell Douglas
- Launch site
- Space Launch Complex 2W, Vandenberg SFB, CA, USA
- Payload
- Government/Top Secret
- International designator
- 1964-048
- Launches in 1964
- 57th of 100
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