According to the ISS flight program Progress MS-15 cargo vehicle was launched by Soyuz-2.1a from pad #31 of Baikonur launchsite on July 23, 2020 , at 17.26.21, Moscow time.
The booster successfully inserted the vehicle into the estimated orbit. Operational crew specialists of Mission Control Centre located in Korolyov took over the control of the flight.
The docking is planned for the same day at 20.47.52, Moscow time, according to 2-orbit docking scheme.
The vehicle will deliver to the station 600 kilos of fuel and gases and 1,5 tons of other cargoes including on-board control and life-support systems equipment, medical and food stuff, water supply