1 web calculator, Web calculator, Get true north – Campbell Scientific T.Weather T107 Toro Weather Station User Manual
Page 16: True north, N figure 1-7, In figure 1-8
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T107 Weather Station
FIGURE 1-7. Declination Angles East of True North Are
Subtracted From 0 to Get True North
FIGURE 1-8. Declination Angles West of True North Are
Added to 0 to Get True North
1.5.1 Web Calculator
Since magnetic declination fluctuates with time, it should be determined each
time the wind sensor orientation is adjusted. It can be accessed at:
Below is an example for Logan, UT.
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