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Launch SuccessfulUnited States Air Force
Delta 3913: Dynamics Explorer 1 & 2
Magnetospheric research satellites placed in polar coplanar orbits, allowing simultaneous measurements at high and low altitudes
Monday, 3 August 1981
Mission Data
🇺🇸United States Air ForceEst. 1947
Launch VehicleDelta 3913
Vehicle FamilyDelta
Vehicle Record1 of 1 launches (100%)
Provider TypeGovernment
Agency Record972 successes / 106 failures (90%)
Success Streak68 consecutive
Mission TypeEarth Science
Target OrbitPolar Orbit
Launch PadSpace Launch Complex 2W
Location🇺🇸 Vandenberg SFB, CA, USA USA
Orbital Launches This Year#72
Agency Launches This Year#8
Launches From This Pad99
Launches From This Site923
Status Note
The launch vehicle successfully inserted its payload(s) into the target orbit(s).
About Delta 3913
The Delta 3000 series was an American expendable launch system which was used to conduct 38 orbital launches between 1975 and 1989. It was a member of the Delta family of rockets. Several variants existed, which were differentiated by a four digit numerical code.
Launch Site
Space Launch Complex 2W · 34.7556°N 120.6224°W
Launch data from Launch Library 2 by The Space Devs.