Why in News?
- The DGCA conducted India’s first satellite-based landing-system approach on a jet aircraft using GAGAN at Udaipur Airport.
Key Details
- An IndiGo Airbus A320 successfully carried out a Localiser Performance with Vertical Guidance (LPV) approach.
- GAGAN improves satellite-navigation accuracy by broadcasting correction data and can reduce dependence on costly ground-based Instrument Landing Systems (ILS).
- The system was jointly developed by ISRO and the Airports Authority of India (AAI).
Exam Connect
- GAGAN → GPS Aided GEO Augmented Navigation.
- SBAS → Satellite-Based Augmentation System that improves navigation accuracy and integrity.