Ohsumi-4, Japan’s fourth attempt to orbit a satellite on the solid-fuel Lambda-4S from Kagoshima. On 22 September 1969 the third stage collided with the fourth, causing a fourth-stage control failure and another orbital miss.
- Outcome
- Failure
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- Did not reach orbit
- Flight
- 4th
- of 5 Lambda 4S flights
- Date and time
- 22 September 1969, 02:10 UTC
- Rocket
- Lambda 4S
- Builder
- Nissan
- Launch site
- KS Center, Uchinoura Space Center, Japan
- Payload
- Test Flight
- Launches in 1969
- 91st of 125