Pslv C39

ISRO will launch the IRNSS-1H satellite aboard the PSLV at 7 pm today: All you need to know and where to watch

According to ISRO, the PSLV-C39 will involve a rocket with a lift-off mass of 321 tonnes. It will take 19.5 minutes to place the satellite into sub-GTO.

ISRO starts 29 hour countdown for IRNSS-1H replacement navigation satellite launch

The Indian space agency said NavIC is also used for other applications like location-based services, survey and alignment, time synchronised services

ISRO to start 29 hour countdown for IRNSS-1H launch at 2 PM on 30 August, 2017

The launch is scheduled to take place on 31 August at 18:59 Hrs from SDSC SHAR (Satish Dhawan Space Centre).

ISRO to launch backup navigation satellite IRNSS-1H to augment the NavIC constellation on 31 August

The Indian Regional Navigation Satellite System (IRNSS) is an independent regional navigation satellite system developed by India on par with US-based GPS.