Launch & orbit data:
| Designation | 10968 / 78065A |
| Launch date - time | 27 Jun 1978 - 15:27:21 UT |
| Launch site | Baikonur, LC1 |
| Launch vehicle |
Soyuz 11A511U |
| OKB name - S/N° | Soyuz 7K-T/A9 s/n 67 |
| Basic shape | Sphere-cylinder + 2 wings |
| Dimension (m) | 7.5 long, 2.3 dia |
| Mass (kg) | 6570? kg |
| Flight Crew (EP-3) | Klimuk, Pyotr I. (CDR) Hermaszewski, Miroslaw (CR) |
| Call Sign | Kavkaz (Caucasus M.) |
| Backup crew | Kubasov, Jankowski Z. |
| Earth orbit on Jun 27.8: |
| - Perigee / Apogee | 194 x 244 km |
| - Eccentricity | 0.004 |
| - Inclination | 51.64° |
| - Period | 88.82 min |
|
Docking & landing data:
| Docking date - time | 28 Jun 1978 - 17:07:50 UT |
| Target spacecraft/port | Salyut 6/ aft |
| Undocking date - time | 05 Jul 1978 - 10:14:50 UT |
| Deorbit burn date - time | 05 Jul 1978 - 12:44 UT |
| Landing date - time | 05 Jul 1978 - 13:30:20 UT |
| Landing location | 51°N, 66°E |
| Flight Duration (d:hr:min) | 07:22:02:59 (7.91 days) |
| Nbr orbits | 125 |
|