Flight
- Date and time (UTC)
- April 19, 1973, 08:59
- Launch designation
- 1973-021
- Mission
- Zenit-4MK
- Flight name
- Kosmos-554
- Vehicle flight ID
- 76043 -733
- Year
- Launches in 1973
Orbit and payload
- Initial apogee
- 381 km
- Payload mass to orbit
- 6.0 t
- Payloads
- 1
- GCAT launch code
- OS
Payloads
| Payload | Designation | Owner | Mission type | Mass | Fate |
|---|---|---|---|---|---|
| Kosmos-554 | 1973-021ANORAD 6432 | Main Space Forces Directorate | Optical imaging | 2,310 kg | Exploded or broke up · May 6, 1973 |
Source: GCAT launch list and payload catalogs, Jonathan C. McDowell (CC BY 4.0). Orbit values are the initial orbit reported for the launch.