nl_nsgi_README.txt

The files in this section originate from NSGI with corrected metadata.

Included grids

Netherlands: RD and NAP -> ETRS89

Source: NSGI
Format: GeoTIFF converted from NTv2 & GTX
License: Creative Commons Attribution 4.0

Variant 1:

• nl_nsgi_rdcorr2018.tif
• nl_nsgi_nlgeo2018.tif

Recommended variant, applies the datum transformation as a separate step using a 3D similarity transformation.

Variant 2:

• nl_nsgi_rdtrans2018.tif

Includes the datum transformation in the correction grid.

Refer to the RDNAPTRANS™2018 documentation for details.