Mercury-Atlas 4 (MA-4) was an uncrewed test flight within NASA's Project Mercury program, launched on September 13, 1961, at 14:04:16 UTC from Cape Canaveral Air Force Station Launch Complex 14. The mission's primary purpose was to evaluate the Mercury spacecraft's performance in orbit and to test the Mercury Space Flight Network.
Mercury-Atlas 4 (MA-4) was an uncrewed test flight within NASA's Project Mercury program, launched on September 13, 1961, at 14:04:16 UTC from Cape Canaveral Air Force Station Launch Complex 14. The mission's primary purpose was to evaluate the Mercury spacecraft's performance in orbit and to test the Mercury Space Flight Network.
Source: Wikipedia "Mercury-Atlas 4" · CC BY-SA 4.0
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