The 26-hour countdown process for the launch of GSLV F 11 carrying GSAT 7A began at 2.10 pm today. The 69th launch vehicle will lift off from the Sathish Dhawan Space Centre, Sriharikota at 4.10 pm tomorrow. GSAT 7A, a geostationary communication satellite weighing 2250 kilogram is all set to provide communication services in Ku band over the Indian region.
The seventh launch of Mark 2 satellite with indigenous cryogenic upper stage has a total of three stages before reaching the destined orbit using the onboard propulsion system. It will take a few days after separation from the launcher to reach its orbital stage. The four liquid strap-ons and a solid rocket motor at the core form the first stage.
The second stage is equipped with a high thrust engine using liquid fuel. The cryogenic upper stage forms the third and final stage of the vehicle. The communication satellite will provide vital hi-tech communication data.