Geodetic ↔ UTM Plane (Naparima 1955 Datum)

Geodetic → Plane (UTM Direct)
φ DMS:
λ  DMS:
E: 
N:

Plane → Geodetic (UTM Inverse)
E: 
N:
φ DMS:
λ  DMS:

Notes :

Optimized for UTM Zone 20P.
International (1924) Ellipsoid, Naparima 1955 Datum.
The longitude (λ) is West of the Greenwich Prime Meridian.

Formulae from:
Map Projections Used by the U.S. Geological Survey
by J.P. Snyder, pg. 68-69

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