Oil and gas exploration and production.
For reverse transformation see Amersfoort / RD New to ED50 / UTM zone 31 (2) (code 1046). Used by NAM until early 2006 when replaced by concatenation of tfms ED50 to WGS 84 (18) and WGS 84 to Amersfoort (2) (tfm codes 1311 and 1672) - see tfm 4837.
Complex polynomial of degree 4
Netherlands - onshore, including Waddenzee, Dutch Wadden Islands and 12-mile offshore coastal zone.
(0,)