Previous launches had used an onboard 'black box' that was preprogrammed.
The second unmanned launch, Apollo 6, also used LC-39A.
Some launches used a three-stage configuration in order to reach higher orbits.
Three launches used the N6 configuration.
The launch used a Soyuz-2 launch vehicle with a Fregat upper stage.
Until around the 80s, launches and big boats carrying merchandise used to anchor at Tangail.
The launch itself smashes into the second story of an apartment building used to house Soviet technicians.
Many launches used an upper stage to boost the payload into a higher orbit.
The most recent launch used the modernised Zenit-2M rocket.
Other launches have used the Titan-4 rocket.