Space Launch CalendarZenit-4MT on Soyuz-U, 1975-03-21 (Success)
ResultSuccess
Date1975-03-21 06:50 UTC
VehicleSoyuz-USoyuz-U
Soyuz-U flight no.14success rate so far 93%
No. in 197520 / 128orbital attempts
Agency countrySoviet UnionRVSN
| Item | Value |
|---|---|
| Launch site | 53-y Nauchno-Issledovatelskiy Ispitatelniy Poligon, |
| Payload | Zenit-4MT |
| GCAT launch tag | 1975-019 |
| Mass to orbit | 6.7 t |
Neighbouring Soyuz-U launches
| Date | Payload | Vehicle | Site | Result |
|---|---|---|---|---|
| 1974-08-12 | Soyuz 7K-TM No. 72-EPSA | Soyuz-U | NIIP-5 | Success |
| 1974-10-22 | Bion No. 2 | Soyuz-U | NIIP-53 | Success |
| 1974-10-25 | Zenit-4MK | Soyuz-U | NIIP-5 | Success |
| 1974-12-02 | Soyuz 7K-TM No. 73-EPSA | Soyuz-U | NIIP-5 | Success |
| 1974-12-13 | Yantar'-2K No. 2 | Soyuz-U | NIIP-53 | Success |
| 1975-03-21 | Zenit-4MT | Soyuz-U | NIIP-53 | Success |
| 1975-04-16 | Zenit-4MK | Soyuz-U | NIIP-5 | Success |
| 1975-06-12 | Zenit-4MK | Soyuz-U | NIIP-53 | Success |
| 1975-07-15 | Soyuz 7K-TM No. 75 | Soyuz-U | NIIP-5 | Success |
| 1975-09-05 | Yantar'-2K No. 3 | Soyuz-U | NIIP-53 | Success |
| 1975-09-12 | Zenit-4MT | 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.