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Q&A How to explain unexpected success following a bearing taken from an iPad

I live in northern British Columbia where the relevant declination values are currently Magnetic declination: 17° 45.30' East Grid declination (for Natural Resource Canada's NTS maps): 16° 17.04'...

2 answers  ·  posted 5y ago by tomfumb‭  ·  last activity 5y ago by System‭

Question topographical-maps navigation compasses declination