List of Thor DM-18A launches

The Thor DM-18A was an American suborbital launch vehicle. It flew 50 times. It had 6 failures, 3 partial failures, and 41 successes. It had an 82% launch reliability. Its first flight attempt was on 5 November 1958. Its first successful launch was on 16 December 1958. Its last launch was on 19 June 1962. The Thor DM-18A was evolved from the Thor DM-18, the first Thor rocket. Thor DM-18A was the first operational finless variant of the original missile. ^{[1] [2]}

Launch history

The data in this table comes from ^{[3] [4]}

Date/Time (UTC)	Rocket	S/N	Launch site	Payload	Function	Orbit	Outcome	Remarks
1958-11-05 08:53	Thor DM-18A	Thor 138	CCAFS LC-17B		Missile test	Suborbital	Failure	Maiden flight of Thor DM-18A. Flight control failure. RSO T+45 seconds.
1958-11-26 09:09	Thor DM-18A	Thor 140	CCAFS LC-17B		Missile test	Suborbital	Partial failure	Loss of guidance system power caused the missile to overshoot its target point by 22 miles.
1958-12-06 00:41	Thor DM-18A	Thor 145	CCAFS LC-18B		Missile test	Suborbital	Partial failure	LOX tank pressurization failure led to loss of thrust. Missile impacted 20 miles short of the target point.
1958-12-16 23:44:45	Thor DM-18A	Thor 151	VAFB LC-75-1-1		Missile test	Suborbital	Success	First Thor launch from Vandenberg AFB
1958-12-17 04:00	Thor DM-18A	Thor 146	CCAFS LC-17B		Missile test	Suborbital	Success
1958-12-31 02:00	Thor DM-18A	Thor 138	CCAFS LC-18B		Missile test	Suborbital	Failure	Flight control failure. RSO T+40 seconds.
1959-01-30 23:53	Thor DM-18A	Thor 154	CCAFS LC-17B		Missile test	Suborbital	Success
1959-03-22 00:58	Thor DM-18A	Thor 158	CCAFS LC-18B		Missile test	Suborbital	Success
1959-03-27 04:02	Thor DM-18A	Thor 162	CCAFS LC-17B		Missile test	Suborbital	Success
1959-04-16 20:46	Thor DM-18A	Thor 161	VAFB LC-75-2-8		Missile test	Suborbital	Success
1959-04-23 05:30	Thor DM-18A	Thor 176	CCAFS LC-17B		Missile test	Suborbital	Success
1959-04-25 05:00	Thor DM-18A	Thor 164	CCAFS LC-18B		Missile test	Suborbital	Success
1959-05-12 17:35	Thor DM-18A	Thor 187	CCAFS LC-17B		Missile test	Suborbital	Success
1959-05-23 02:42	Thor DM-18A	Thor 184	CCAFS LC-18B		Missile test	Suborbital	Success
1959-06-16 21:45	Thor DM-18A	Thor 191	VAFB LC-75-2-7		Missile test	Suborbital	Failure	Pitch and roll program failed to initiate. RSO T+50 seconds.
1959-06-26	Thor DM-18A	Thor 198	CCAFS LC-18B		Missile test	Suborbital	Success
1959-06-30 02:37	Thor DM-18A	Thor 194	CCAFS LC-17B		Missile test	Suborbital	Success
1959-07-21 07:33	Thor DM-18A	Thor 203	CCAFS LC-17B		Missile test	Suborbital	Failure	Pitch and roll program failed to initiate. RSO T+40 seconds.
1959-07-24 12:47	Thor DM-18A	Thor 202	CCAFS LC-18B		Missile test	Suborbital	Success
1959-08-03 21:41	Thor DM-18A	Thor 175	VAFB LC-75-1-1		Missile test	Suborbital	Success
1959-08-06 02:48	Thor DM-18A	Thor 208	CCAFS LC-17B		Missile test	Suborbital	Success
1959-08-14 09:00	Thor DM-18A	Thor 204	CCAFS LC-18B		Missile test	Suborbital	Success
1959-08-14 19:36:04	Thor DM-18A	Thor 190	VAFB LC-75-2-6		Missile test	Suborbital	Partial failure	Premature propellant depletion. Planned range not achieved.
1959-08-27 12:30	Thor DM-18A	Thor 216	CCAFS LC-17B		Missile test	Suborbital	Success
1959-09-12	Thor DM-18A	Thor 217	CCAFS LC-18B		Missile test	Suborbital	Success
1959-09-17 21:09	Thor DM-18A	Thor 228	VAFB LC-75-1-2		Missile test	Suborbital	Success
1959-09-22 18:00	Thor DM-18A	Thor 222	CCAFS LC-17B		Missile test	Suborbital	Success
1959-10-06 16:41	Thor DM-18A	Thor 235	CCAFS LC-18B		Missile test	Suborbital	Success
1959-10-06 18:26	Thor DM-18A	Thor 239	VAFB LC-75-2-8		Missile test	Suborbital	Success
1959-10-14 04:15	Thor DM-18A	Thor 221	CCAFS LC-17B		Missile test	Suborbital	Success
1959-10-21 22:57	Thor DM-18A	Thor 220	VAFB LC-75-1-1		Missile test	Suborbital	Success
1959-10-29 02:12	Thor DM-18A	Thor 230	CCAFS LC-18B		Missile test	Suborbital	Success
1959-11-03	Thor DM-18A	Thor 238	CCAFS LC-17B		Missile test	Suborbital	Success
1959-11-12 19:24	Thor DM-18A	Thor 181	VAFB LC-75-1-2		Missile test	Suborbital	Success
1959-11-19	Thor DM-18A	Thor 244	CCAFS LC-17B		Missile test	Suborbital	Success
1959-12-01 17:00	Thor DM-18A	Thor 254	CCAFS LC-18B		Missile test	Suborbital	Success
1959-12-02 05:29	Thor DM-18A	Thor 265	VAFB LC-75-1-1		Missile test	Suborbital	Failure
1959-12-15 02:14	Thor DM-18A	Thor 185	VAFB LC-75-1-2		Missile test	Suborbital	Failure	Flight control failure. Missile broke up T+60 seconds.
1959-12-17	Thor DM-18A	Thor 255	CCAFS LC-17B		Missile test	Suborbital	Success
1960-01-21 20:10	Thor DM-18A	Thor 215	VAFB LC-75-1-2		Missile test	Suborbital	Success
1960-03-02 20:06	Thor DM-18A	Thor 272	VAFB LC-75-2-8		Missile test	Suborbital	Success
1960-06-22 23:26	Thor DM-18A	Thor 233	VAFB LC-75-2-7		Missile test	Suborbital	Success
1960-10-11 21:53	Thor DM-18A	Thor 186	VAFB LC-75-2-8		Missile test	Suborbital	Success
1960-12-13 20:08	Thor DM-18A	Thor 267	VAFB LC-75-2-8		Missile test	Suborbital	Success
1961-03-30 05:13:43	Thor DM-18A	Thor 243	VAFB LC-75-2-7		Missile test	Suborbital	Success
1961-06-20 23:54	Thor DM-18A	Thor 276	VAFB LC-75-2-7		Missile test	Suborbital	Success
1961-09-06 22:30	Thor DM-18A	Thor 165	VAFB LE-7		Missile test	Suborbital	Success
1961-12-06 01:30	Thor DM-18A	Thor 214	VAFB LE-8		Missile test	Suborbital	Success
1962-03-19 23:28	Thor DM-18A	Thor 229	VAFB LE-7		Missile test	Suborbital	Success
1962-06-19 00:30	Thor DM-18A	Thor 269	VAFB LE-8		Missile test	Suborbital	Success

Launch statistics

Launch outcome 10 20 30 40 1958 1959 1960 1961 1962   Success   Partial Failure   Failure

Launchpad 10 20 30 40 1958 1959 1960 1961 1962   CCAFS   VAFB

References

1. "Thor DM-18A". astronautix.com. Archived from the original on December 27, 2016. Retrieved 2021-08-12.
2. "THOR: FLOWN VARIANTS". spacelaunchreport.com. Archived from the original on July 17, 2017. Retrieved 20 April 2022.
3. "Thor-DM18A (SM-75 / PGM-17A) IRBM". Gunter's Space Page. Retrieved 2021-08-11.
4. "List of Rocket Launches by Family: Thor". planet4589. Retrieved 20 April 2022.