Launch attempt-1: 21 FEBRUARY 1969 at 12:17:55 (Moscow Time) Launch attempt-2: 03 JULY 1969 at 23:18:32 (Moscow Time) Launch attempt-3: 27 JUNE 1971 at 02:15:07 (Moscow Time) Launch attempt-4: 23 NOVEMBER 1972 at 09:11:52 (Moscow Time)