In preparing for the Geelong Week Regatta (Southern Hemisphere Largest Regatta, eqv to Cowes Week) I was plotting the course we need to do.
Then it triggered something in my head. We should be able to check the plot on the chart by using Excel calculation. When I searched the web I found a link to someone who has done it before. By accident it is a government department in Australia.
If you like to use the spreadsheet, go to this link
http://www.ga.gov.au/geodesy/datums/calcs.jsp#B&D
Download the MS EXCEL spreadsheet.
You need to select the Datum of your map in the first spreadsheet. Then use the Inverse Vincenty to calculate bearing between two coordinates.
i broke my back 11 mos ago in the formosa----hurts only when i wanna do something serious....MEK is methyl-ethyl ketones....important for some fiberglass repairs and nicely toxic......boat bites dono0t get as infected as doggie bites....scars arent as toothy, either but both getcha goooood....
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