left click to activate ruler tool, right click stops ruler tool

158W0.00
157W0.00
156W0.00
155W0.00
154W0.00
153W0.00
152W0.00
70N24.00
70N36.00
70N48.00
71N0.00
71N12.00
71N24.00
71N36.00
71N48.00
72N0.00
72N12.00
white: 25m
black: 50m
magenta: 100m
cyan: 200m
yellow: 500m
blue: 1000m
green: 2000m
red: 5000m
cursor
glider
ruler
dive tail
enable KML

BESbswy