Flight
- Date and time (UTC)
- August 3, 1987, 20:44
- Launch designation
- 1987-066
- Mission
- Progress 7K-TG No. 138
- Flight name
- Progress-31
- Vehicle flight ID
- I 15000-017
- Year
- Launches in 1987
Orbit and payload
- Initial apogee
- 360 km
- Payload mass to orbit
- 9.7 t
- Payloads
- 1
- GCAT launch code
- OS
Payloads
| Payload | Designation | Owner | Mission type | Mass | Fate |
|---|---|---|---|---|---|
| Progress-31 | 1987-066ANORAD 18283 | NPO Energiya | Human spaceflight | 7,212 kg | Docked with another object · Aug 5, 1987 |
Source: GCAT launch list and payload catalogs, Jonathan C. McDowell (CC BY 4.0). Orbit values are the initial orbit reported for the launch.