Before revision: ELINT subsatellites alt=Stereo pair of KH-9 imagery (Los Angeles-1968/06)|560x560px|Stereo pair of KH-9 imagery (Los Angeles-1968/06) Missions 1203, 1207, 1208, 1209, and 1212 to 1219 included Ferret ELINT subsatellites , which were launched into a high Earth orbit to catalogue Soviet air defence radars, eavesdrop on voice communications, and tape missile and satellite telemetry.
After revision: ELINT sub-satellites alt=Stereo pair of KH-9 imagery (Los Angeles-1968/06)|560x560px|Stereo pair of KH-9 imagery (Los Angeles-1968/06) Missions 1203, 1207, 1208, 1209, and 1212 to 1219 included Ferret ELINT subsatellites , which were launched into a high Earth orbit to catalogue Soviet air defence radars, eavesdrop on voice communications, and tape missile and satellite telemetry.