ISRO, in a tweet, said EOS-04 was placed into an intended sun synchronous polar orbit of 529 km altitude at 6.17 am.
The launch of Polar Satellite Launch Vehicle (PSLV-C52) is scheduled at 05:59 hours on Monday from the First Launch Pad of Satish Dhawan Space Centre, Sriharikota, the Bengaluru-headquartered space agency said.