Titan 402B IUS
Titan familyLockheed MartinRetired
Titan IV was a family of heavy-lift space launch vehicles developed by Martin Marietta and operated by the United States Air Force from 1989 to 2005.

Specifications
- Thrust
- 15,000 kN
- Height
- 54 m
- Diameter
- 3.05 m
- Launch mass
- 925 t
- Stages
- 3
- LEO capacity
- 21,680 kg
Specifications from Launch Library. Figures the operator has not published are omitted.
Flight record
5flightswith a definitive outcome
80%success rate4 of 5
1failureincluding partial failures
3success streakcurrent
First flight February 23, 1997 · latest February 14, 2004
Counted from padside's own launch record, the same basis as the stats page.
Flights per year
- Successful
- Failed
Show the numbers for Titan 402B IUS flights per year
| Year | Successful | Failed | Total |
|---|---|---|---|
| 1997 | 1 | 0 | 1 |
| 1998 | 0 | 0 | 0 |
| 1999 | 0 | 1 | 1 |
| 2000 | 1 | 0 | 1 |
| 2001 | 1 | 0 | 1 |
| 2002 | 0 | 0 | 0 |
| 2003 | 0 | 0 | 0 |
| 2004 | 1 | 0 | 1 |