Instruction manual

WS-PRO2 Weather Station Manual
GT
27176
Page 14 of 61
The declination in this example is 13.80 degrees. As shown in Figure 5,
the declination for Logan, UT is east, so True North for this site is 360 –
13.80, or 346.2 degrees.
Figure 8
Declination Angles East of True North Are Subtracted From 0 to Get
True North.
Figure 9
Declination Angles West of True North Are Added to 0 to Get True
North