Flight
- Date and time (UTC)
- February 7, 1990, 01:33
- Launch designation
- 1990-013
- Mission
- Mos-1b
- Flight name
- Momo-1b
- Vehicle flight ID
- H-21(F)
- Year
- Launches in 1990
Orbit and payload
- Initial apogee
- 1,747 km
- Payload mass to orbit
- 0.840 t
- Payloads
- 3
- GCAT launch code
- OS
Payloads
| Payload | Designation | Owner | Mission type | Mass | Fate |
|---|---|---|---|---|---|
| Momo-1B | 1990-013ANORAD 20478 | National Space Development Adminstration | Optical imaging | 740 kg | In orbit |
| Orizuru | 1990-013BNORAD 20479 | National Space Development Adminstration | Technology | 50 kg | In orbit |
| Fuji-OSCAR-20 | 1990-013CNORAD 20480 | Japanese Amateur Radio League | Communications | 50 kg | In orbit |
Source: GCAT launch list and payload catalogs, Jonathan C. McDowell (CC BY 4.0). Orbit values are the initial orbit reported for the launch.