Titan IIIE Launch History
Every orbital and deep-space launch attempt by the Titan IIIE, year by year, drawn from the GCAT launch catalog. It is one of the variants covered on the Titan family page.
Data current as of 2026-07-21.
Titan IIIE made 7 orbital and deep-space launch attempts between 1974 and 1977. It is part of the Titan family. Of those, 6 succeeded and 1 failed. The success rate comes to 86 percent. The busiest year was 1974, with 2 flights. The most recent flight in the catalog was in 1977.
7
Launch attempts
6
Successes
1
Failures
86%
Success rate
Launches per year
Successes
Failures
Each bar links to that year's full chronology.
Year by year
Launch sites used
Sites the Titan IIIE launched from, across every launch in the catalog.
| Site | Country | Launches | Successes | Failures |
|---|---|---|---|---|
| CC | United States | 7 | 6 | 1 |
Launch chronology
Every Titan IIIE launch in the catalog, newest first.
| Date | Designator | Payloads | Site / Pad | Outcome |
|---|---|---|---|---|
| Sep 5, 1977 | 1977-084 | 23E-6/TC-6 : Centaur D-1T TC-6, Voyager 1 IRIS dust cover, Star 37E +7 more, Voyager 1, Centaur Standard Shroud, LR91AJ11 23E-6, LR87AJ11 23E-6, UA1205 68, UA1205 67, Voyager 77-2 | CC / LC41 | Success |
| Aug 20, 1977 | 1977-076 | 23E-7/TC-7 : Centaur D-1T TC-7, Voyager 2 IRIS dust cover, Star 37E +7 more, Voyager 2, Centaur Standard Shroud, LR91AJ11 23E-7, LR87AJ11 23E-7, UA1205 66, UA1205 65, Voyager 77-3 | CC / LC41 | Success |
| Jan 15, 1976 | 1976-003 | 23E-5/TC-5 : Centaur attach clamp, Centaur D-1T TC-5, Star 37 yo weight +8 more, Star 37E attach clamp, Star 37E, Helios 2, Centaur Standard Shroud, LR91AJ11 23E-5, LR87AJ11 23E-5, UA1205 50, UA1205 49 | CC / LC41 | Success |
| Sep 9, 1975 | 1975-083 | 23E-3/TC-3 : Centaur D-1T TC-3, Viking 2 Bioshield Base, Viking 2 Aeroshell Cover +9 more, Viking 2 Aeroshell, Viking 2 Bioshield Cap, Viking Lander 2, Viking Orbiter 2, Centaur Standard Shroud, LR91AJ11 23E-3, LR87AJ11 23E-3, UA1205 46, UA1205 45 | CC / LC41 | Success |
| Aug 20, 1975 | 1975-075 | 23E-4/TC-4 : Centaur D-1T TC-4, Viking 1 Bioshield Base, Viking 1 Aeroshell Cover +9 more, Viking 1 Aeroshell, Viking 1 Bioshield Cap, Viking Lander 1, Viking Orbiter 1, Centaur Standard Shroud, LR91AJ11 23E-4, LR87AJ11 23E-4, UA1205 44, UA1205 43 | CC / LC41 | Success |
| Dec 10, 1974 | 1974-097 | 23E-2/TC-2 : Centaur D-1T TC-2, Centaur attach clamp, Star 37 attach clamp +8 more, Star 37 yo weight, Star 37E, Helios 1, LR91AJ11 23E-2, Centaur Standard Shroud, LR87AJ11 23E-2, UA1205 36, UA1205 35 | CC / LC41 | Success |
| Feb 11, 1974 | 1974-F01 | 23E-1/TC-1 : Centaur Standard Shroud, LR91AJ11 23E-1, LR87AJ11 23E-1 +5 more, UA1205 20, UA1205 19, Centaur TC-1, Sphinx, VDS | CC / LC41 | Failure |