PORTUGAL MAINLAND

Aeronautical Chart ICAO
1:500 000

(2318) PORTO / (2347) LISBOA
Scale 1:500 000
4th EDITION / 2022

Print format

Folded dimensions 17.5 cm x 24.5 cm, open 68 cm x 97 cm:

• Coverage between latitudes 42°30’N and 36°30’N and longitudes 009°30’W and 006°00’W
• Scale 1:500 000
• Lambert Conformal Conic Projection, standard parallels 40°40’ and 43°20’
• Ellipsoid WGS84
• Horizontal datum, WGS84
• Vertical datum, Mean Sea Level at Cascais tide gauge
• Printed on wear and water-resistant film. For markings and notes use a soft-lead, water-soluble, non-drying dermatographic pencil, that easily erases with a wet tissue or cloth. Do not use pens or ink markers, alcohol or other solvents or rubber erasers.

Digital format

3 files stored in a USB pen drive:

• GeoTIFF – smartphones, tablets, GIS software
• KMZ – Google Earth
• Geospatial PDF file – selectable feature layers