These are some websites that I find very useful.  The first site gives you sunrise and sunset data, which is essential information.  Navigating at night adds a whole new array of difficulty.  The second site allows you to find out the current magnetic declination for a location.

US Navel Oceanography Portal Complete Sun and Moon Data (worldwide by latitude and longitude)

National Geophysical Data Center Magnetic Declination Calculator

Tags: , , ,

Leave a Reply

You can use these tags: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>