Seamanship_Secrets_185_Tips_-_Techniques_for_Better_Navigation-_Cruise_Planning-_and_Boat_Handling_Under_Power_or_Sail_(Re)_e..
10 seamanship secrets Stand-alone Wk abbreviations, circled or bracketed. The abbreviation Wk is shown along with the known or l ...
chart and publication secrets 11 within the boundary lines. More oft en, however, you’ll see the warning See Note, which is an i ...
12 seamanship secrets topmark—a lollipop shape on a pole sticking out of the top of the buoy. Pie-pan shaped mooring buoy symbol ...
chart and publication secrets 13 Ranges Lead You to Safety Among the mariner’s best friends are ranges, either those that are ma ...
14 seamanship secrets Th e Five Secrets for Visualizing Any Aid to Navigation Aids to navigation follow a specifi c sequence of ...
chart and publication secrets 15 Safe water all around RW = red and white vertical stripes. Such a navaid is oft en called a mid ...
16 seamanship secrets A light that fl ashes every 4 seconds has a period of 4 seconds. A quick-fl ashing light has a period of 1 ...
chart and publication secrets 17 LIGHTS ALWAYS CARRY TWO EXTRA DESCRIPTIONS Both small and large fixed-light structures give hei ...
18 seamanship secrets “LOCAL MAGNETIC DISTURBANCE—Diff erences of as much as 3 degrees from the normal variation have been obser ...
chart and publication secrets 19 For example, in August 2005 Hurricane Katrina shift ed shoals and channels, destroyed aids to n ...
20 seamanship secrets THREE CHART FORMATS Aft er fi nding your chart or charts, go to the columns headed Paper Date or POD Date. ...
chart and publication secrets 21 Scroll down to the latest LNM (sorted by month). Click on the latest notice. Th e fi rst two n ...
22 seamanship secrets Physical appearance during day- light. In the Light List, under column 7, which is labeled Structure, the ...
chart and publication secrets 23 Th e Offi ce of Coast Survey, a division of NOAA, off ers sailors a free cruising guide that’s ...
24 seamanship secrets CP8 Alaska: Dixon Entrance to Cape Spencer CP9 Alaska: Cape Spencer to Beaufort Sea HOW TO DOWNLOAD YOUR F ...
chart and publication secrets 25 “Your Call, Skipper” You’re the skipper or most knowledgeable crewmember in each of the followi ...
26 Paper nautical charts are among the most valuable and essential tools we have aboard our vessels. —Sid Stapleton, Stapleton’s ...
chart plotting and preparation 27 Parallel Rulers. Used for measuring direction. Th is instrument has two thin, fl at sections o ...
28 seamanship secrets of a minute or in degrees, minutes, and seconds. One degree of latitude equals 60 minutes; one minute of l ...
chart plotting and preparation 29 How to Choose the Chart Scale You Need A chart’s scale indicates the amount of detail it provi ...
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