Delta II 6925
Delta familyMcDonnell DouglasRetired
Delta II was an expendable launch system, originally designed and built by McDonnell Douglas. Delta II was part of the Delta rocket family and entered service in 1989. Delta II vehicles included the Delta 6000, and the two later Delta 7000 variants ("Light" and "Heavy"). The rocket flew its final mission ICESat-2 on 15 September 2018, earning the launch vehicle a streak of 100 successful missions in a row, with the last failure being GPS IIR-1 in 1997.
Specifications
- Thrust
- 3,981 kN
- Height
- 38.1 m
- Diameter
- 2.44 m
- Launch mass
- 218 t
- Stages
- 4
- LEO capacity
- 3,981 kg
- GTO capacity
- 1,446 kg
Specifications from Launch Library. Figures the operator has not published are omitted.
Flight record
13flightswith a definitive outcome
100%success rate13 of 13
0failuresincluding partial failures
13success streakcurrent
First flight February 14, 1989 · latest July 24, 1992
Counted from padside's own launch record, the same basis as the stats page.
Flights per year
- Successful
- Failed
Show the numbers for Delta II flights per year
| Year | Successful | Failed | Total |
|---|---|---|---|
| 1989 | 5 | 0 | 5 |
| 1990 | 6 | 0 | 6 |
| 1991 | 1 | 0 | 1 |
| 1992 | 1 | 0 | 1 |