KH-4 25

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.

Associated launch

Thor SLV-2 Agena DSuccess

KH-4 25 · United States Air Force

Wednesday, Nov 27, 1963, 21:15 UTC