Zond 3MV-1 No.2
| Mission type | Venus flyby |
|---|---|
| Operator | OKB-1 |
| COSPAR ID | 1964-F01 |
| SATCAT no. | 00277 |
| Mission duration | Launch failure |
| Spacecraft properties | |
| Spacecraft type | 3MV-1 |
| Manufacturer | Lavochkin |
| Launch mass | 800 kg (1,800 lb) |
| Start of mission | |
| Launch date | 19 February 1964, 05:47:40 UTC |
| Rocket | Molniya 8K78M s/n T15000-19T103-12 |
| Launch site | Baikonur 1/5 |
Zond 3MV-1 No.2 (or No. 4A ), also known as Venera 1964A in the West, was a Soviet spacecraft, which was launched in 1964 as part of the Zond program. Due to a problem with its carrier rocket third stage, it failed to reach low Earth orbit.