EPSG:4122Geographic 2D
ATS77
Type
Geographic 2D
Unit
degree (supplier to define representation)
Accuracy
1.5 m
Area of use
Canada - New Brunswick; Nova Scotia; Prince Edward Island.
proj4 definition
+proj=longlat +a=6378135 +rf=298.257 +nadgrids=NB7783v2.gsb +no_defs +type=crs
Well-Known Text (WKT)
GEOGCS["ATS77",DATUM["Average_Terrestrial_System_1977",SPHEROID["Average Terrestrial System 1977",6378135,298.257],EXTENSION["PROJ4_GRIDS","NB7783v2.gsb"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4122"]]