Countdown Begins For ISRO’s 101st Space Launch PSLV-C61 Mission The lift-off for the PSLV-C61, carrying Earth Observation Satellite (EOS-09) satellite for earth imaging, scheduled to take place at 5.59 a.m. from the First Launch Pad (FLP) at the Satish Dhawan Space Centre on May 18, will also mark the 101st mission for the agency.