Navigation: GK, Current Affairs, Questions, Trivia and News

Satellite-based advisory service ‘Gemini’ launched for deep sea fishermen

The Indian National Centre for Ocean Information Services (INCOIS) and Airport Authority of India (AAI) has launched a new satellite-based GEMINI system that will alert deep-sea fishermen of upcoming disasters. The acronym ‘GEMINI’ stands for “GAGAN Enabled Mariner’s Instrument for Navigation and Information”& is works on GAGAN (GPS-Aided Geo Augmented Navigation) satellite system of ISRO ..

NavIC System (IRNSS)

The Indian Regional Navigational Satellite System (IRNSS) is a sub-regional satellite navigation system which is owned and operated by the ISRO on behalf of the by the Indian government.? As of 2019, the IRNSS is now complete with its entire constellation of satellites in orbit. It was renamed as the Navigation Indian Constellation (NAVIC) by ..

The Space Applications Centre (SAC) develops an indigenous atomic clock for navigation satellites

The Indian Space Research Organisation (ISRO) has developed an indigenous atomic clock that will be used in navigation satellites to measure precise location data. It is being developed by the Ahmedabad-based Space Applications Centre (SAC). This clock is currently undergoing a series of qualification tests. Once it successfully clears all tests, the desi atomic clock ..

SPS and RS in context with NAVIC

NAVIC (Navigation Indian Constellation) provides two types of services viz. Standard Positioning Services (SPS), which will be provided to all users; and Restricted Services – (RS), which will grant access only to authorised users. It is made of seven satellites of which three are in GEO and four are in GCO. With the launch of IRNSS-1G (seventh and final ..

GAGAN

GAGAN stands for GPS-Aided Geo Augmented Navigation (GAGAN) is a satellite based navigation system that will serve as a low cost substitute to GPS service over the India, Bay of Bengal, South-east Asia and Middle East along with expansion up to Africa. The system has been jointly developed by ISRO and AAI. It is primarily ..

ISRO launches navigation satellite IRNSS-1I

The Indian Space Research Organisation (ISRO) has successfully launched the navigation satellite IRNSS-1I into the orbit with the help of PSLV-C41 launch vehicle from the Satish Dhawan Space Centre (SDSC) at Sriharikota in Andhra Pradesh on April 12, 2018. IRNSS-1I is the 8th such satellite to be a part of the NavIC navigation satellite constellation. ..

ISRO had launched navigation satellite IRNSS-1H into orbit, but mission failed

The Indian Space Research Organisation (ISRO) has launched its navigation satellite IRNSS-1H into the orbit by the rocket PSLV C39 from the Satish Dhavan Space Centre at Sriharikotta, Andhra Pradesh on August 31, 2017. Though, the IRNSS-1H mission was failed as heat shield did not open up for the deployment of the satellite. The IRNSS-1H ..

GAGAN to start serving air navigation by mid-2013

Country’s space based GPS augmentation system GAGAN will start serving air navigation by mid 2013. What is GAGAN? It is GPS Aided Geo Augmented Navigation (GAGAN) meant for the advancement of air navigation. The system was launched as a payload with GSAT-8 in 2011. It was also launched with recently launched GSAT-10. Advantages of GAGAN: ..