EPSG:4609Geographic 2D
NAD27(CGQ77)
Type
Geographic 2D
Unit
degree (supplier to define representation)
Accuracy
1.5 m
Area of use
Canada - Quebec.
proj4 definition
+proj=longlat +ellps=clrk66 +nadgrids=CQ77NA83.GSB +no_defs +type=crs
Well-Known Text (WKT)
GEOGCS["NAD27(CGQ77)",DATUM["North_American_Datum_1927_CGQ77",SPHEROID["Clarke 1866",6378206.4,294.978698213898],EXTENSION["PROJ4_GRIDS","CQ77NA83.GSB"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4609"]]