TNPSC Thervupettagam
April 27 , 2018 2403 days 1110 0
  • The Indian Space Research Organisation (ISRO) has successfully launched IRNSS-1I navigation satellite from Sriharikota in Andhra Pradesh.
  • The satellite was launched on board of PSLV-C41.
  • IRNSS-1I was made by Bengaluru-based Alpha Design Technologies in collaboration with ISRO.
  • The IRNSS-1I is overall eighth satellite to join ISRO’s NAVIC (Navigation with Indian Constellation) navigation satellite constellation.
  • The NAVIC Navigation satellites system is constellation of seven satellites -namely IRNSS-1I, 1B, 1C, 1D, 1E, 1F and 1G - of which three are geostationary and four are non-geostationary.
  • It replaced IRNSS-1A, the first of seven navigation satellites of IRNSS series that was rendered ineffective after its three rubidium atomic clocks failed.
  • IRNSS-1I will be stationed in Geosynchronous Orbit at 36,000 km height.

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