Y pairs other series of data.
Also, because Lats and Longs are not decimal, you must convert minutes to a decimal scale. This is done easily with a macro in Excel. Jo o P. Correia, M.Sc. GDOC this will allow the input of lattitude and longitude and will calculate distance from two lattitude and longitude coordinates. It also lets you put icons on the map and has the coastline and major islands for the entire world.