The only format that should be used is signed degrees (also called decimal degrees) up to 6 decimal places.

Signed degrees format (123.987654)

Precede South latitudes and West longitudes with a minus sign.

Latitudes for this Tier II system range from 1.000000 to 80.000000.

Longitudes for this Tier II system range from -180.000000 to -50.000000.

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