Thor family
Thor Delta N6
American orbital launch vehicle family with Thor first stage and a delta second stage.
Flights flown3
Success rate66.7%2/3
Maiden flight1970-01-23
Peak year19702 flights
Thor Delta N6 is built by McDonnell Douglas of the United States. It first flew on 23 January 1970 and last flew on 21 October 1971.
Flight record
66.7% success rate2 of 3 flown · 1 failed
1970peak 1970 · 2 flights1971
First flight1970-01-23
Latest flight1971-10-21
Failures1
Consecutive successes0
Fastest turnaround313d 23h
Vehicle
| Stages | 3 |
|---|---|
| Length | 33m |
| Diameter | 2.44m |
| Launch mass | 102t |
| Liftoff thrust | 2,411kN |
| Maiden flight | 1970-01-23 |
| Reusable | No |
Pads used
Orbits delivered
Sun-Synchronous Orbit3
Launch history
| Date | Mission | Pad | Orbit | Outcome |
|---|---|---|---|---|
| 1971-10-21 | Thor Delta N6 | ITOS B | Space Launch Complex 2E | Sun-Synchronous Orbit | Failure |
| 1970-12-11 | Thor Delta N6 | NOAA 1 | Space Launch Complex 2W | Sun-Synchronous Orbit | Success |
| 1970-01-23 | Thor Delta N6 | ITOS 1 | Space Launch Complex 2W | Sun-Synchronous 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