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MA-4
(18)
- Mercury Atlas 4
- Pad LC-14 ()
- Atlas (4)
Crew: Unmanned,
Robot operations
Milestones: n/a
Payload: Spacecraft
No. 8A, Launch Vehicle 88-D
Mission Objective: Spacecraft
environmental control in orbit
Orbit:
- Altitude: 142.1 (apogee) by 98.9
(perigee) statute miles
- Orbits: 1
- Period: 92min 28sec
- Duration: 0 Days, 1 hour, 49 min, 20
seconds
- Distance: 26, 047 statute miles
- Velocity 17,526 mph
- Max Q: 975
- Max G: 7.7
Launch:
September
13, 1961
Landing: n/a
Mission Highlights: Mission
partially successful
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