Space Launch CalendarZenit-4MKM on Soyuz-U, 1977-07-20 (Success)
ResultSuccess
Date1977-07-20 07:35 UTC
VehicleSoyuz-USoyuz-U
Soyuz-U flight no.68success rate so far 96%
No. in 197770 / 128orbital attempts
Agency countrySoviet UnionRVSN
| Item | Value |
|---|---|
| Launch site | NIIP-5, Baykonur, Kazakstan |
| Payload | Zenit-4MKM |
| GCAT launch tag | 1977-069 |
| Mass to orbit | 6.1 t |
Neighbouring Soyuz-U launches
| Date | Payload | Vehicle | Site | Result |
|---|---|---|---|---|
| 1977-06-08 | Zenit-4MK | Soyuz-U | NIIP-53 | Success |
| 1977-06-10 | Orion | Soyuz-U | NIIP-53 | Success |
| 1977-06-22 | Zenit-4MK | Soyuz-U | NIIP-5 | Success |
| 1977-06-30 | Zenit-2M | Soyuz-U | NIIP-53 | Success |
| 1977-07-12 | Zenit-4MKM | Soyuz-U | NIIP-53 | Success |
| 1977-07-20 | Zenit-4MKM | Soyuz-U | NIIP-5 | Success |
| 1977-07-27 | Zenit-6 | Soyuz-U | NIIP-53 | Success |
| 1977-07-29 | Zenit-2M | Soyuz-U | NIIP-53 | Success |
| 1977-08-03 | Bion No. 4 | Soyuz-U | NIIP-53 | Success |
| 1977-08-10 | Zenit-4MKM | Soyuz-U | NIIP-5 | Failure |
| 1977-08-24 | Zenit-4MKM | 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.