The spacecraft was launched on an Air Force-Convair Atlas intercontinental ballistic missile coupled to Thor-Able upper stages including an Able x 248 rocket third stage, on November 26, 1959.
The spacecraft was launched on an Air Force-Convair Atlas D intercontinental ballistic missile coupled to Thor-Able upper stages including a Hercules ABL solid propellant third stage.
The spacecraft was launched on an Air Force-Convair Atlas D intercontinental, ballistic missile coupled to Thor-Able upper stages including an Able solid propellant third stage.
0.018 seconds.