Between 1980 and 1989, there were 58 Thor missiles launched, of which 56 were successful, giving a 96.6% success rate.
Launch statistics
Rocket configurations
Thor DSV-2U
Delta I (2000)
Delta I (3000)
Delta I (4000)
Delta I (5000)
Delta II (6000)
N-I
N-II
H-1
Launch sites
1980
'81
'82
'83
'84
'85
'86
'87
'88
'89
Cape Canaveral SLC-17A
Cape Canaveral SLC-17B
Vandenberg SLC-2W
Vandenberg SLC-10W
Tanegashima SLC-N
Launch outcomes
1980
'81
'82
'83
'84
'85
'86
'87
'88
'89
1980
There were 5 Thor missiles launched in 1980. 4 of the 5 launches were successful, giving an 80% success rate.
Date/Time (UTC )
Rocket
S/N
Launch Site
Payload
Function
Orbit
Outcome
Remarks
1980-02-14 15:57
Delta 3910
151 (Thor 635)
CCAFS LC-17A
Solar Maximum Mission
Solar observation satellite
LEO
Success
1980-02-22 08:35
N-I
N-6 (F)
Tanegashima SLC-N
ECS-B (Ayame-2)
Experimental communication satellite
GTO
Success
1980-07-15 02:22
Thor DSV-2U
Thor 304
VAFB SLC-10W
DMSP-5D-F5
Military weather satellite
planned: LEO / SSO
Failure
Final flight of the Long Tank Thor. Failure attributed to faulty connection between second and third stages, resulting in third stage not receiving electrical power.
1980-09-09 22:27
Delta 3914
152 (Thor 637)
CCAFS LC-17A
GOES-D (GOES-4)
Weather satellite
GTO
Success
1980-11-15 22:49
Delta 3910
153 (Thor 636)
CCAFS LC-17A
SBS-1
Communications satellite
GTO
Success
1981
There were 7 Thor missiles launched in 1981. All 7 launches were successful.
1982
There were 8 Thor missiles launched in 1982. All 8 launches were successful.
1983
There were 10 Thor missiles launched in 1983. All 10 launches were successful.
1984
There were 6 Thor missiles launched in 1984. All 6 launches were successful.
1986
There were 4 Thor missiles launched in 1986. 3 of the 4 launches were successful, giving a 75% success rate.
Date/Time (UTC )
Rocket
S/N
Launch Site
Payload
Function
Orbit
Outcome
Remarks
1986-02-12 07:55
N-II
N-14 (F)
Tanegashima SLC-N
BS-2B (Yuri-2B)
Direct-Broadcasting satellite
GTO
Success
1986-05-03 22:18
Delta 3914
178
CCAFS LC-17A
GOES-G
Weather Satellite
planned: GTO
Failure
Electric failure in first stage caused the rocket to lose control and was destroyed 90 seconds into flight
1986-08-12 20:45
H-I
H-15 (F)
Tanegashima SLC-N
EGP (Ajisai) / Oscar 12 / MAEBS
Geodesic research satellite / Amateur radio satellite / Technological demonstration
MEO
Success
1986-09-05 15:08
Delta 3920
180
CCAFS LC-17B
Vector Sum Experiment (USA-19)
Experimental on-orbit ASAT test satellite
LEO
Success
1987
There were 4 Thor missiles launched in 1987. All 4 launches were successful.
1988
There were 3 Thor missiles launched in 1988. All 3 launches were successful.
Date/Time (UTC )
Rocket
S/N
Launch Site
Payload
Function
Orbit
Outcome
Remarks
1988-02-08 22:07
Delta 3910
181
CCAFS LC-17B
Thrusted Vector Experiment (USA-30)
Experimental on-orbit ASAT test satellite
LEO
Success
1988-02-19 10:05
H-I
H-18 (F)
Tanegashima SLC-N
CS-3A (Sakura-3A)
Communication satellite
GTO
Success
1988-09-16 09:59
H-I
H-19 (F)
Tanegashima SLC-N
CS-3B (Sakura-3B)
Communication satellite
GTO
Success
1989
There were 9 Thor missiles launched in 1989. All 9 launches were successful.
References
Thor and Delta rockets
Rockets
Thor Delta
Alphabetical Numerical Modern
Export
Launch sites
Components
Boosters First stages Upper Stages
Engines
Manufacturers
Launches