Atlas-Centaur Vehicle Serial #
.
5403C/AC-20
Feb. 24, 1969
Mariner 6
Yes
5105C/AC-19
Mar. 27, 1969
Mariner 7
Yes
5402C/AC-18
Aug. 12, 1969
ATS 5
Yes
5003C/AC-21
Nov. 30, 1970
OAO B
No; nose fairing failed to separate
from vehicle, preventing the Centaur stage from reaching
orbital velocity
5005C/AC-25
Jan. 25, 1971
Intelsat IV F-2
Yes
5405C/AC-24
May 8, 1971
Mariner 8
No; Centaur's main engine failed to
start properly
5404C/AC-23
May 30, 1971
Mariner 9
Yes
5006C/AC-26
Dec. 19, 1971
Intelsat IV F-3
Yes
5008C/AC-28
Jan. 22, 1972
Intelsat IV F-4
Yes
5007C/AC-27
Mar. 2, 1972
Pioneer 10
Yes
5009C/AC-29
June 13, 1972
Intelsat IV F-5
Yes
5004C/AC-22
Aug. 21, 1972
OAO 3
Yes
5011D/AC-30
Apr. 5, 1973
Pioneer 11
Yes
5010D/AC-31
Aug. 23, 1973
Intelsat IV F-7
Yes
5014D/AC-34
Nov. 3, 1973
Mariner 10
Yes
5012D/AC-32
Nov. 21, 1974
Intelsat IV F-8
Yes
5015D/AC-33
Feb. 20, 1975
Intelsat IV F-6
No; several malfunctions including an
electrical problem caused the range officer to destroy the
vehicle 415 sec.after liftoff
5018D/AC-35
May 22, 1975
Intelsat IV F-l
Yes
5016D/AC-36
Sept. 26, 1975
Intelsat IVA F-l
Yes
5017D/AC-37
Jan. 29, 1976
Intelsat IVA F-2
Yes
5020D/AC-38
May 13, 1976
Comstar 1
Yes
5022D/AC-40
July 22, 1976
Comstar 2
Yes
5019D/AC-39
May 26, 1977
Intelsat IVA F-4
Yes
5025D/AC-45
Aug. 12, 1977
HEAO 1
Yes
5701D/AC-43
Sept. 29, 1977
Intelsat IVA F-5
No; Atlas booster high- pressure gas
generator system malfunctioned
5026D/AC-46
Jan. 7, 1978
Intelsat IVA F-3
Yes
5024D/AC-44
Feb. 9, 1978
Fltsatcom I
Yes
5028D/AC-48
Mar. 31, 1978
Intelsat IVA F-6
Yes
5030D/AC-50
May 20, 1978
Pioneer Venus I
Yes
5021D/AC-41
June 29, 1978
Comstar 3
Yes
5031D/AC-51
Aug. 8, 1978
Pioneer Venus 2
Yes
5032D/AC-52
Nov. 13, 1978
HEAO 2
Yes
* 4 failures out of 32 attempts (87.5% successful).