Isogonic lines

From Glossary of Meteorology
Redirect page

Redirect to:

isogonic line

In the study of terrestrial magnetism, a line drawn through all points on the earth's surface having the same magnetic declination; not to be confused with magnetic meridian.

The particular isogonic line drawn through all points having zero declination is called the agonic line.
Compare isoclinic line, isogon.

Copyright 2022 American Meteorological Society (AMS). For permission to reuse any portion of this work, please contact [email protected]. Any use of material in this work that is determined to be “fair use” under Section 107 of the U.S. Copyright Act (17 U.S. Code § 107) or that satisfies the conditions specified in Section 108 of the U.S.Copyright Act (17 USC § 108) does not require AMS’s permission. Republication, systematic reproduction, posting in electronic form, such as on a website or in a searchable database, or other uses of this material, except as exempted by the above statement, require written permission or a license from AMS. Additional details are provided in the AMS Copyright Policy statement.