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Thor Burner 2A

Thor Burner 2A was built by McDonnell Douglas Astronautics/HB and flew 8 launch attempts between Oct 14, 1971 and Feb 19, 1976; 8 succeeded and 0 failed.

8 launchessuccess rate 100.0%United States

Launches per year

19711976
SuccessfulFailed

Spaceports

Launch agencies

All 8 launches

8 launches
DateMissionSpaceportCountryPayloadsOutcome
Feb 19, 1976DMSP Block 5C F-31976-016VandenbergUnited States1Success
May 24, 1975DMSP Block 5C F-21975-043VandenbergUnited States1Success
Aug 9, 1974DMSP Block 5C F-11974-063VandenbergUnited States1Success
Mar 16, 1974DMSP Block 5B F-51974-015VandenbergUnited States1Success
Aug 17, 1973DMSP Block 5B F-41973-054VandenbergUnited States1Success
Nov 9, 1972DMSP Block 5B F-31972-089VandenbergUnited States1Success
Mar 24, 1972DMSP Block 5B F-2 (SV-1)1972-018VandenbergUnited States1Success
Oct 14, 1971DMSP Block 5B F-1 (SV-2)1971-087VandenbergUnited States1Success

Source: GCAT launch list and launch vehicle tables, Jonathan C. McDowell (CC BY 4.0). Image: Wikidata/Commons for the rocket that most of its payloads list as their launcher.