Delta family
Delta 4925-8
The Delta 4000 series was an American expendable launch system which was used to conduct two orbital launches in 1989 and 1990. It was a member of the Delta family of rockets.
Flights flown2
Success rate100%2/2
Payload to LEO3,400kg
Cost per kg to LEO$10,065$34.2M per launch
Maiden flight1989-08-27
Peak year19891 flight
Delta 4925-8 is built by McDonnell Douglas of the United States. It first flew on 27 August 1989 and last flew on 12 June 1990.
Flight record
100% success rate2 of 2 flown
1989peak 1989 · 1 flight1990
First flight1989-08-27
Latest flight1990-06-12
Failures0
Consecutive successes2
Fastest turnaround288d 6h
Payload
| Low Earth orbit | 3,400kg |
|---|---|
| Geostationary transfer orbit | 1,200kg |
| Launch cost | $34.2M |
| Cost per kg to LEO | $10,065 |
Vehicle
| Stages | 4 |
|---|---|
| Length | 34m |
| Diameter | 2.44m |
| Launch mass | 200t |
| Liftoff thrust | 3,468kN |
| Maiden flight | 1989-08-27 |
| Reusable | No |
Pads used
Orbits delivered
Geostationary Orbit2
Launch history
| Date | Mission | Pad | Orbit | Outcome |
|---|---|---|---|---|
| 1990-06-12 | Delta 4925-8 | Insat 1D | Space Launch Complex 17B | Geostationary Orbit | Success |
| 1989-08-27 | Delta 4925-8 | Marcopolo 1 | Space Launch Complex 17B | Geostationary Orbit | Success |
Specifications from Launch Library 2 by The Space Devs, launch records from Space Index. Derived figures are computed here; see sources and method.
Further reading: Wikipedia
Fewer than three recorded flights, so this page is marked noindex. It is here for completeness, not for search.