Apollo 11 S-1C first stage separation at 2 min 41 sec, 42 miles, 6,164 mph, has burned 4,700,000 pounds of propellant Published on July 16, 2012 in 16 July 1969, 13:34:42.30 UTC, T + 2:42.30Full resolution (1024 × 768) Next → Apollo 11 S-1C first stage separation at 2 minutes, 41 seconds, altitude 42 miles, speed 6,164 mph, has burned 4,700,000 pounds of propellant. (NASA)