The angle (at a particular location) between magnetic north and true north.
1 A time-shot was successful, and observations were also taken for magnetic declination .
2 Webb at once proceeded to take full magnetic declination , time and azimuth observations, Laseron recording for him.
3 In 1851 Lament, a Scotchman at Munich, found a decennial period in the daily range of magnetic declination .
4 Map-to-land navigation requires you to adjust for magnetic declination , which is fairly simple but beyond the scope of this tip.
5 This can be approximately obtained by a good compass, and allowance made for the magnetic declination at your own place.
6 Now, here is what we know with most certainty as to the magnetic declination of Paris at the epoch in question:
7 While Murphy and Laseron went back two miles to recover them, Webb secured a magnetic declination and I took sun observations for time and azimuth.
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Это словосочетание состоит из: Translations for magnetic declination