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Launch SuccessfulUnited States Air Force
Thor Burner 2A: DMSP-5B F4
Military meteorological satellite
Friday, 17 August 1973
Mission Data
🇺🇸United States Air ForceEst. 1947
Launch VehicleThor Burner 2A
Vehicle FamilyThor
Vehicle Record8 of 8 launches (100%)
Provider TypeGovernment
Agency Record972 successes / 106 failures (90%)
Success Streak68 consecutive
Mission TypeGovernment/Top Secret
Target OrbitSun-Synchronous Orbit
Launch PadSpace Launch Complex 10W
Location🇺🇸 Vandenberg SFB, CA, USA USA
Orbital Launches This Year#60
Agency Launches This Year#11
Launches From This Pad31
Launches From This Site923
Status Note
The launch vehicle successfully inserted its payload(s) into the target orbit(s).
About Thor Burner 2A
The Thor-Burner was an American expendable launch system, a member of the Thor rocket family. It consisted of a Thor missile, with one or two Burner upper stages.
Launch Site
Space Launch Complex 10W · 34.7653°N 120.6244°W
Launch data from Launch Library 2 by The Space Devs.