ISRO IRNSS-1H: All you need to know about India's GPS navigation system in space ISRO IRNSS-1H: All you need to know about India's GPS navigation system in space The Indian Space Research Organisation (ISRO) On Thursday Launched India's First Private Navigation Satellite âIRNSS-1Hâ To Augment The Existing Seven Satellites Of The NavIC Constellation. The Launch Happened At 19:00 Hrs From The Second Launch Pad Of The Satish Dhawan Space Centre At Sriharikota In Andhra Pradesh. News Nation Bureau | Edited By : Gautam Lalotra | Updated on: 31 Aug 2017, 07:29:01 PM New Delhi: The Indian Space Research Organisation (ISRO) on Thursday launched India's first private navigation satellite ‘IRNSS-1H’ to augment the existing seven satellites of the NavIC constellation. The launch happened at 19:00 Hrs from the Second Launch Pad of the Satish Dhawan Space Centre at Sriharikota in Andhra Pradesh.