Final prelaunch operations with the Soyuz-2.1a launch vehicle and Progress MS-19 cargo spacecraft are underway at the Baikonur Cosmodrome. On Saturday, February 12, 2022, the Soyuz-2.1a/Progress MS-19 rocket was transported to the Site 31 launchpad.
Transportation of the rocket from the assembly and testing building began at 02:30 UTC. After verticalizing the rocket and bringing in the service columns at the Site 31 launchpad, specialists of Roscosmos subsidiaries began work according to the L-3 day schedule.
Today autonomous testing of cargo spacecraft systems and components of will be performed, as well as those of the launch vehicle and launch complex, followed by the final operations on the pad and the report on the results of the L-3 day.
Progress MS-19 is to deliver to the ISS 430 kg of fuel, 420 liters of water in the Rodnik system tanks, 40 kg of compressed bottled nitrogen, as well as about 1,600 kg of various equipment and materials in the cargo compartment, including onboard expendable equipment of the ISS Russian segment, cable stacks for the Nauka Multipurpose Laboratory Module, medical control and sanitary facilities, clothing and standard rations for the 66th Main Expedition crew.