Poppy was the follow-on ELINT system, which succeeded the Grab ELINT satellite system. March 9, 1965 at 18:29 UTC · Launch Successful Thor SLV-2 Agena D — United States Air Force, to Low Earth Orbit Space Launch Complex 2W, Vandenberg SFB, CA, USA The world's 413th orbital launch attempt, and 20th of 1965. Data: Launch Library 2, The Space Devs. Image by USAF via The Space Devs.