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TIDE
CALCULATOR
With a Tide Calculator you can quickly work out the time of Slack Water and see when streams are fastest in either direction.
CIRCUMPOLAR
STAR MAP
MOON
CALCULATOR
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With a Moon Calculator you can predict the tides years in advance, simply by observing the moon phase (it comes with a 5-year Lunar Calendar).
LUNAR
CALENDAR
STAR
CALCULATOR
![STAR CALCULATOR [PINK].jpg](https://static.wixstatic.com/media/99d46a_01ddcb7157aa4306a26b5d0534fb2d8e~mv2.jpg/v1/fill/w_600,h_600,al_c,q_80,usm_0.66_1.00_0.01,enc_auto/STAR%20CALCULATOR%20%5BPINK%5D.jpg)
With a Star Calculator you can predict the position of any star from anywhere in the world, on any night of year.
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