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Forum: Navigation 22-10-2010, 11:06
Replies: 174
Views: 29,723
Posted By captainKJ
I guess its all what you are used to. We were...

I guess its all what you are used to. We were taught at the uscga coastal naviation class to plot a course in magnetic

did you take this at a school,,, if so which one if you do not mind me asking...
Forum: Navigation 15-10-2010, 21:14
Replies: 174
Views: 29,723
Posted By captainKJ
By the way, when the weather forcast says 'North'...

By the way, when the weather forcast says 'North' in an area of 20 deg Variation what do they mean? T or M?

I know the answer... be interested in what others think

Mark
______

Well Mark,,...
Forum: Navigation 14-10-2010, 10:17
Replies: 174
Views: 29,723
Posted By captainKJ
it should be true north, but you might have...

it should be true north, but you might have thrown in wrench when you said 20 degree variation
Forum: Navigation 14-10-2010, 09:48
Replies: 174
Views: 29,723
Posted By captainKJ
Just account for deviation? mdc instead of tvmdc...

Just account for deviation? mdc instead of tvmdc ? (accounting for changed in variation if it changes in the course)

to account for deviation you need a deviation card specific to your boat done...
Forum: Navigation 14-10-2010, 09:45
Replies: 174
Views: 29,723
Posted By captainKJ
If you start out at magnetic instead of true,...

If you start out at magnetic instead of true, wouldn't you be one step ahead? Just account for deviation? mdc instead of tvmdc ? (accounting for changed in variation if it changes in the course)
...
Forum: Navigation 13-10-2010, 18:37
Replies: 174
Views: 29,723
Posted By captainKJ
Always plot in true,,, then convert,,, your...

Always plot in true,,, then convert,,, your deviation can change on every trip depending on what type of vessel you are in,,, steel hull for instance,,,,,,,
plot true, then convert,,,,,to ships...
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