GRIB2 - TABLE 3.5
PROJECTION CENTER

Section 3, Octet 64 - for grid templates 20, 30, 31 (Does not apply to grid templates 0-3, 10, 40-43, 50-53, 90, 100, 110, 120, 1000, 1100, and 1200)

Created 05/11/05

Bit Number | Value | Meaning
1 | 0 | North Pole is on the projection plane
1 | South Pole is on the projection plane
2 | 0 | Only one projection center is used
1 | Projection is bi-polar and symmetric
3-8 |  | Reserved

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