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Directional Variations
The map on the other side of this paper shows you directional variations
for various points around the world. The directional variation for Tokyo,
which falls between the lines marked 10W and 5W would be 7W.
important!
The information contained in the map is current as of 1990. Note that
directional variations are subject to change in accordance with move-
ments of the earth’s axis.
LON.
L A T . I80W
80 N
60 N
40 N
20 N
0
20 S
40 S
60S
80 S
Tokyo
150W 120 W
90 W
60 W
30 W
0 30 E 60 E 90 E
120 E
150 E
I80E
Source :World Data Center C2 for Geomagnetism.Kyoto