Space Launch CalendarZenit-4MK on Soyuz-U, 1977-02-09 (Success)
ResultSuccess
Date1977-02-09 11:30 UTC
VehicleSoyuz-USoyuz-U
Soyuz-U flight no.51success rate so far 96%
No. in 19779 / 128orbital attempts
Agency countrySoviet UnionRVSN
| Item | Value |
|---|---|
| Launch site | 53-y Nauchno-Issledovatelskiy Ispitatelniy Poligon, |
| Payload | Zenit-4MK |
| GCAT launch tag | 1977-009 |
| Mass to orbit | 6.0 t |
Neighbouring Soyuz-U launches
| Date | Payload | Vehicle | Site | Result |
|---|---|---|---|---|
| 1976-12-09 | Zenit-2M | Soyuz-U | NIIP-53 | Success |
| 1976-12-17 | Zenit-4MK | Soyuz-U | NIIP-5 | Success |
| 1977-01-06 | Zenit-4MK | Soyuz-U | NIIP-5 | Success |
| 1977-01-20 | Zenit-2M | Soyuz-U | NIIP-5 | Success |
| 1977-02-07 | Soyuz 7K-T(A9) No. 66 | Soyuz-U | NIIP-5 | Success |
| 1977-02-09 | Zenit-4MK | Soyuz-U | NIIP-53 | Success |
| 1977-02-22 | Zenit-4MK | Soyuz-U | NIIP-5 | Failure |
| 1977-03-03 | Zenit-6 | Soyuz-U | NIIP-53 | Success |
| 1977-03-10 | Zenit-4MK | Soyuz-U | NIIP-53 | Success |
| 1977-03-17 | Zenit-2M | Soyuz-U | NIIP-53 | Success |
| 1977-04-07 | Zenit-4MK | Soyuz-U | NIIP-53 | Success |
Soyuz-U launches per year
Counts orbital launch attempts (successes and failures); suborbital flights excluded. Countries are those of the launching agency.