OPS 4720 (KH-4B Mission 1110 / Corona 138), a CIA film-return photoreconnaissance satellite with Tripos 4/Sousea 3 secondary payloads. Thorad SLV-2H Agena-D from Vandenberg SLC-3W on 20 May 1970.
- Outcome
- Success
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- 855 kg (est.)
- Flight
- 5th
- of 13 Thorad SLV-2H Agena D flights
- Date and time
- 20 May 1970, 21:35 UTC
- Rocket
- Thorad SLV-2H Agena D
- Builder
- McDonnell Douglas
- Launch site
- Space Launch Complex 3W, Vandenberg SFB, CA, USA
- Payload
- Government/Top Secret
- International designator
- 1970-040
- Launches in 1970
- 42nd of 124
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