"1960-10-24Z"^^ . "Retired" . "0.6"^^ . "4.9"^^ . . . "1.35e+06"^^ . "1962-05-05Z"^^ . . "1"^^ . "1960-07-28Z"^^ . "2"^^ . "1961-10-05Z"^^ . . . "2"^^ . "1961-10-01Z"^^ . "1"^^ . . "2"^^ . . . "3"^^ . "1962-07-25Z"^^ . "The NOTS-EV-2 Caleb, also known as NOTS-500, Hi-Hoe and SIP was an expendable launch system, which was later used as a sounding rocket and prototype anti-satellite weapon. It was developed by the United States Navy's Naval Ordnance Test Station (NOTS) as a follow-up to the NOTS-EV-1 Pilot, which had been abandoned following ten consecutive launch failures. Two were launched in July and October 1960, before the cancellation of the project."@en . .