ISRO successfully launched IRNSS 1-D Navigational Satellite (Download PDF)


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The Indian Regional Navigational Satellite System (IRNSS) 1-D satellite was launched successfully by the Indian Space Research Organisation (ISRO) from the Satish Dhawan Space Centre (SHAR), Sriharikota in Andhra Pradesh.

  • IRNSS 1-D satellite will base on navigation, tracking and mapping a service which was placed in geosynchronous orbit by the Polar Satellite Launch Vehicle (PSLV)-C27.
  • Weight of IRNSS-1D is 1425 kg and IRNSS-1D is the fourth of the seven satellites constituting the IRNSS. IRNSS-1A were successfully launched by PSLV (July 2013), 1B (April 2014) and 1C (October 2014).
  • By using the IRNSS as a platform the govt. of India is planning to launch its own Global Navigational Satellite Services, GINS (Global Indian Navigation Satellite) system, similar to Global Positioning System (GPS) of the US.
  • IRNSS 1-D satellite is the twenty eighth consecutively successful mission of the PSLV. The ‘XL’ configuration of PSLV was used for this mission. Previously, the same configuration of the vehicle was successfully used seven times.
  • IRNSS-1E is the next satellite of this constellation and it is scheduled to be launched by PSLV. The entire IRNSS constellation of seven satellites is planned to be completed by 2016.

- Published/Last Modified on: April 6, 2015


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