NTv2 Grid Shift Files

Grid shift files for use with an NTv2 algorithm. The grid spacing is 30”. Supports transformations in New Brunswick between datums: 1. NAD27 and NAD83(CSRS); and 2. ATS77 and NAD83(CSRS).

Data and Resources

Additional Info

Field	Value
Last Updated	April 17, 2026, 19:33 (UTC)
Created	April 17, 2026, 19:33 (UTC)
contact_email	opendatadonneesouvertes@snb.ca
contact_person	{"en": "Government of New Brunswick; Government of New Brunswick; Service New Brunswick", "fr": "Gouvernement du Nouveau-Brunswick; Gouvernement du Nouveau-Brunswick; Service Nouveau-Brunswick"}
criticality_level	[]
data_dictionary	unknown,unknown,unknown
geographic_scope	[]
open_canada_collection	fgp
open_canada_date_published	2019-08-26 00:00:00
open_canada_keywords	{"en": ["map", "Geonb", "transformation", "ntv2", "coordinates", "coordinate transformations", "transformation des coordonnées", "new brunswick", "Government information"], "fr": ["carte", "geonb", "transformation", "ntv 2", "coordonnées", "transformations de coordonnées", "coordinates transformation", "nouveau-brunswick", "Information gouvernementale"]}
open_canada_subject	["form_descriptors", "nature_and_environment", "science_and_technology"]
sensitivity_level	unrestricted
title_fr	Tables de transformation NTv2
update_frequency	unknown