Flight
- Date and time (UTC)
- June 10, 1978, 08:35
- Launch designation
- 1978-057
- Mission
- Zenit-4MKM
- Flight name
- Kosmos-1021
- Vehicle flight ID
- 78018 -711
- Year
- Launches in 1978
Orbit and payload
- Initial apogee
- 325 km
- Payload mass to orbit
- 6.1 t
- Payloads
- 1
- GCAT launch code
- OS
Payloads
| Payload | Designation | Owner | Mission type | Mass | Fate |
|---|---|---|---|---|---|
| Kosmos-1021 | 1978-057ANORAD 10939 | Main Space Forces Directorate | Optical imaging | 2,400 kg | Landed · Jun 23, 1978 |
Source: GCAT launch list and payload catalogs, Jonathan C. McDowell (CC BY 4.0). Orbit values are the initial orbit reported for the launch.