General Air Navigation Online Calculators
- Great Cyrcle Calculator (by Ed Williams)
- Compute lat/lon given radial and distance from a known point
Spain Air Navigation Information Services – AIS
Spain Aeronautical Information Services (Spain AIS):
https://ais.enaire.es/insignia/
Download Visual Approach Charts (VAC) from Enaire:
All Aerodromes (AD)
Example: Click on the “+” next to “AIP” (Aeronautical Information Publication) to expand, then “AD” (Aerodromes) and then find the one you are looknig for:
Enaire – Insignia