Satellite Navigation Programme

Satellite Navigation (SATNAV) is one of the important programmes of the department. There are two main components of this program - GAGAN and Navigation with Indian Constellation (NavIC).

GPS Aided Geo Augmented Navigation (GAGAN)

  • GAGAN is a joint project of ISRO and Airport Authority of India (AAI). The GAGAN Signal-In-Space (SIS) is available through GSAT-8, GSAT-10 and GSAT-15 satellites. GSAT 8 (PRN 127) and GSAT 10 (PRN 128) are transmitting GAGAN signals 24x7. The Directorate General of Civil Aviation (DGCA), India certified the GAGAN system to RNP0.1 (Required Navigation Performance, 0.1 Nautical Mile) service level on December 30, 2013 and ....
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