Flight
- Date and time (UTC)
- April 20, 1977, 09:00
- Launch designation
- 1977-028
- Mission
- Zenit-2M
- Flight name
- Kosmos-904
- Vehicle flight ID
- 76042 -236
- Year
- Launches in 1977
Orbit and payload
- Initial apogee
- 326 km
- Payload mass to orbit
- 5.4 t
- Payloads
- 1
- GCAT launch code
- OS
Payloads
| Payload | Designation | Owner | Mission type | Mass | Fate |
|---|---|---|---|---|---|
| Kosmos-904 | 1977-028ANORAD 9930 | Main Space Forces Directorate | Optical imaging | 2,200 kg | Landed · May 4, 1977 |
Source: GCAT launch list and payload catalogs, Jonathan C. McDowell (CC BY 4.0). Orbit values are the initial orbit reported for the launch.