Launch from the Baikonur Cosmodrome; landing 620 km northeast of Karaganda or 200 km west of Barnaul The spacecraft carried the first female cosmonaut. The flight objectives included: Comparative analysis of the effect of various spaceflight factors on the male and female organisms; medico biological research; further elaboration and improvement of spaceship systems under conditions of joint flight. This mission was a rendezvous flight with Vostok 5 (4.5 km distance) at time. There was directly communication between both capsules during the closest approach.