| The manned flight No. | 70 |
| The manned flight of the USSR No. | 39 |
| The manned flight of the Soyuz No. | 31 |
| Launch: | 04/10/1979 17:34:34 |
| Landing: | 04/12/1979 16:35:40 |
| Duration: | 1 d 23 h 1 m 6 s (47 h 1 m 6 s) |
| Orbits: | 31 |
| The manned flight No. | 70 |
| The manned flight of the USSR No. | 39 |
| The manned flight of the Soyuz No. | 31 |
| Launch: | 04/10/1979 17:34:34 |
| Landing: | 04/12/1979 16:35:40 |
| Duration: | 1 d 23 h 1 m 6 s (47 h 1 m 6 s) |
| Orbits: | 31 |
Cosmonaut No. 51
Cosmonaut of the USSR No. 23
Rukavishnikov: 3rd flight
Cumulative time: 9 d 21 h 11 m 30 s
(237 h 11 m 30 с)
Cosmonaut No. 92
Cosmonaut of the Bulgaria No. 1
Ivanov: 1st flight
Cumulative time: 1 d 23 h 1 m 6 s
(47 h 1 m 6 s)
31st manned flight of the Soyuz. Unsuccessful attempt to dock with the Salyut-6 station. Early return to Earth. Georgy Ivanov is the first cosmonaut of Bulgaria, the fourth cosmonaut not from the USSR or from the USA.
Nikolay Rukavishnikov and Georgy Ivanov.
The longest flight:
02/25/1979 175 d 0 h 35 m 37 s
(4200 h 35 m 37 s)
Vladimir Lyakhov and
Valeriy Ryumin
The largest number of flights: 4 Lovell, Young, Conrad
The most cumulative time in space (2 flights): 177 s 1 h 20 m 22 s
(4249 h 20 m 22 s) Valeriy Ryumin
Soyuz 35
2001 Antropos.