Typical Compass Construction B 97 09-01
Read a Compass at the Lubber’s Line
Compass Installation B 97 09-03
Variation Changes With Geographic Position B 97 09-04
Calculating a Steering Course True is the “Language” of the chart Magnetic is the “Language” of the compass B 97 09-07
Deviation is assumed to be 0 ° for demonstration only The TVMDC Formula True Course T Variation V Magnetic Course M Deviation D ° Compass Course C Add East Subtract West Add West Subtract East ° Deviation is assumed to be 0 ° for demonstration only B 98 09-08