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KH-4 25

Thor SLV-2 Agena D

United States Air Force

Launch Status


KH-4 25

Type: Government/Top Secret

The KH-4 (Keyhole-4) was fourth version in the Corona-program to build an optical reconnaissance satellite. KH-4 24 also carried the RM 5 radiometer payload for background measurements for the MIDAS program.


Space Launch Complex 3W

Vandenberg SFB, CA, USA

710 rockets have launched from Vandenberg SFB, CA, USA.

Space Launch Complex 3W, Vandenberg SFB, CA, USA


Thor SLV-2 Agena D – McDonnell Douglas

  • Family: Thor
  • Length: 27.2 m
  • Diameter: 2.44 m
  • Launch Mass: 56 T

The Thor SLV-2 Agena D was manufactured by McDonnell Douglas with the first launch on 1967-05-31. Thor SLV-2 Agena D has 6 successful launches and 2 failed launches with a total of 8 launches. Thor-Agena was a series of orbital launch vehicles. The rockets used Thor first stages and Agena second stages. They are thus cousins of the more-famous Thor-Deltas, which founded the Delta rocket family.


United States Air Force – USAF

  • Type: Government
  • Abbreviation: USAF
  • Country: USA
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