Mercury-Atlas 4 (MA-4), NASA’s first successful orbital Project Mercury test on an Atlas LV-3B from Cape Canaveral LC-14 with refurbished capsule #8A; one uncrewed orbit completed, validating the Mercury capsule and worldwide tracking network before crewed flights.
- Outcome
- Success
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- 1.2 T (est.)
- Flight
- 2nd
- of 7 Atlas LV-3B flights
- Date and time
- 13 September 1961, 14:04 UTC
- Rocket
- Atlas LV-3B
- Builder
- Convair
- Launch site
- Space Launch Complex 14, Cape Canaveral SFS, FL, USA
- Payload
- Test Flight
- International designator
- 1961-025
- Launches in 1961
- 34th of 50
See it in orbit
Space Atlas shows the satellites and rocket stages from this launch in 3D.
View satellites in Space Atlas