Thread: Pocket Pelorus
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otnmbrd
 
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Default Pocket Pelorus



Donal wrote:
"otnmbrd" wrote

Joe wrote:

What can you use the following bow and beam bearings to find?

22-34, 25-41 , 26&1/2-45, 27-46 , 29-51 , 32-59 .

All numbers are degrees off your bow.

And you travel 5 miles between the bearings.

Worth 5 asa points

Joe
MSV RedCloud


These are not "bow and beam" bearings. What they are, are a set of
bearings that if you mark the time of each set, the distance run between
them will be the distance off when abeam. (5 mi.)
These come from "Special cases" and include "bow and beam", "doubling
the angle on the bow", "7 tenths rule", "7/3rd rule"



OMG!!! I really don't believe it!


Are you saying that these are figures that are useful to people who are
"mathematically challenged"? ... Like Rednecks???


Are there people out there who are too stupid to take a running fix????


Not sure what you're grumbling about. These are "shortcuts" and means of
estimating a distance you will be off when abeam of an object and are
all part of and ways of, performing a running fix, with quick math
solutions.
They've been used by many sailors for years .... mayhaps you should try
to learn to use them .... add to your knowledge base, as it were.....

otn