It was heavily considered, but left out due size restriction. (do not like too big files) ASAT used similar sensor that "Crossed Linear Array Tracker" described in page 54.
Hpasp Free SAM Simulator, "Realistic to the Switch" (U-2 over Sverdlovsk, B-52's over Hanoi, F-4 Phantoms over the Sinai, F-16's and the F-117A Stealth bomber over the Balkans.) http://sites.google.com/site/samsimulator1972/home