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MA-4 (18)
 
Logo for Mercury Program Mission: Mercury-Atlas 4
Launch Pad: LC-14
Vehicle: Atlas (4)
Crew: Unmanned, Robot operations





Milestones:
Not applicable

Payload:
Spacecraft number 8A, Launch Vehicle number 88-D

Mission Objective:
Spacecraft environmental control in orbit.

Orbit:
Altitude: 142.1 apogee and 98.9 perigee statute miles
Orbits: 1
Period: 92 minutes, 28 seconds
Duration: 0 Days, 1 hour, 49 minutes, 20 seconds
Distance: 26,047 statute miles
Max Q: 975 psf
Max G: 7.7

Launch:
September 13, 1961

Landing:
Not Applicable

Mission Highlights:
The mission was partially successful.