Launch FailureInstitute of Space and Astronautical Science

Lambda 4S: Ohsumi 4

Name: Lambda 4S: Ohsumi 4
Start: 1969-09-22T02:10:00Z
End: 1969-09-22T02:10:00Z
Location: KS Center

Ohsumi was a series of five small satellites built to become the first Japanese satellite on orbit.

Monday, 22 September 1969

Lambda 4S

Mission Data

Launch VehicleLambda 4S

Vehicle Record1 of 5 launches (20%)

Launch Provider🇯🇵 Institute of Space and Astronautical Science

Provider TypeGovernment

Agency Record24 successes / 8 failures (75%)

Mission TypeTest Flight

Target OrbitLow Earth Orbit

Launch PadKS Center

Location🇯🇵 Uchinoura Space Center, Japan JPN

Orbital Launches This Year#92

Agency Launches This Year#1

Launches From This Pad7

Launches From This Site43

Status Note

Either the launch vehicle did not reach orbit, or the payload(s) failed to separate.

The Lambda was an experimental Japanese expendable carrier rocket

KS Center · 31.2520°N 131.0792°E

Launch data from Launch Library 2 by The Space Devs.