Insacog, the central government forum of labs, has found 19 sequences of BA.2.86 (nicknamed Pirola) descendant JN.1 - one from Maharashtra and 18 from Goa - after the subvariant was first detected in Kerala a few days ago. This subvariant is believed to be causing a rise in Covid cases in various countries. Meanwhile, India's active Covid case count more than doubled in the past nine days from 938 on December 11 to 1,970 on Tuesday.