ISRO will launch the PSLV-C51 rocket, the 53rd mission of PSLV (Polar Satellite Launch Vehicle), with Amazonia-1 of Brazil as primary satellite and 18 co-passenger payloads from Sriharikota on Sunday, February 28 at 10:24am.

source https://gadgets.ndtv.com/science/news/isro-2021-launch-date-february-28-time-pslv-c51-brazil-amazonia-1-satellite-2380006#rss-gadgets-all