NB7783v2.gsb
Parameter file is from ATS77 to NAD83(CSRS)v2 (1) (code 9237) assuming that NAD83(CSRS)v2 is equivalent to WGS 84 within the accuracy of the transformation.
OGP
2021-09-23
metre
Average Terrestrial System 1977
Average Terrestrial System 1977
EPSG
New Brunswick Geographic Information Corporation land and water information standards manual.
2011-10-08
Engineering survey, topographic mapping.
In use from 1979. Replaces NAD27 / NB Stereographic (CRS code 5588). Replaced by NAD83(CSRS) / NB Stereographic (CRS code 2953).
Cartesian 2D CS. Axes: northing, easting (N,E). Orientations: north, east. UoM: m.
309624.57 779441.77
97383.85 584386.44
522472.0 978286.98
-69.05 44.56
-63.7 48.07
Definition: OGC Well Known Text
PROJCS["ATS77 / New Brunswick Stereographic (ATS77)", 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"]], PROJECTION["Oblique_Stereographic"], PARAMETER["latitude_of_origin",46.5], PARAMETER["central_meridian",-66.5], PARAMETER["scale_factor",0.999912], PARAMETER["false_easting",300000], PARAMETER["false_northing",800000], UNIT["metre",1, AUTHORITY["EPSG","9001"]], AUTHORITY["EPSG","2200"]]
Definition: OGC Well Known Text 2 (2019)
PROJCRS["ATS77 / New Brunswick Stereographic (ATS77)", BASEGEOGCRS["ATS77", DATUM["Average Terrestrial System 1977", ELLIPSOID["Average Terrestrial System 1977",6378135,298.257, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",4122]], CONVERSION["New Brunswick Stereographic (ATS77)", METHOD["Oblique Stereographic", ID["EPSG",9809]], PARAMETER["Latitude of natural origin",46.5, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",-66.5, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",0.999912, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",300000, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",800000, LENGTHUNIT["metre",1], ID["EPSG",8807]]], CS[Cartesian,2], AXIS["northing (N)",north, ORDER[1], LENGTHUNIT["metre",1]], AXIS["easting (E)",east, ORDER[2], LENGTHUNIT["metre",1]], USAGE[ SCOPE["Engineering survey, topographic mapping."], AREA["Canada - New Brunswick."], BBOX[44.56,-69.05,48.07,-63.7]], ID["EPSG",2200]]
Definition: ESRI Well Known Text
PROJCS["ATS_1977_New_Brunswick_Stereographic", GEOGCS["GCS_ATS_1977", DATUM["D_ATS_1977", SPHEROID["ATS_1977",6378135.0,298.257], EXTENSION["PROJ4_GRIDS","NB7783v2.gsb"]], PRIMEM["Greenwich",0.0], UNIT["Degree",0.0174532925199433]], PROJECTION["Double_Stereographic"], PARAMETER["False_Easting",300000.0], PARAMETER["False_Northing",800000.0], PARAMETER["Central_Meridian",-66.5], PARAMETER["Scale_Factor",0.999912], PARAMETER["Latitude_Of_Origin",46.5], UNIT["Meter",1.0]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "ProjectedCRS", "name": "ATS77 / New Brunswick Stereographic (ATS77)", "base_crs": { "name": "ATS77", "datum": { "type": "GeodeticReferenceFrame", "name": "Average Terrestrial System 1977", "ellipsoid": { "name": "Average Terrestrial System 1977", "semi_major_axis": 6378135, "inverse_flattening": 298.257 } }, "coordinate_system": { "subtype": "ellipsoidal", "axis": [ { "name": "Geodetic latitude", "abbreviation": "Lat", "direction": "north", "unit": "degree" }, { "name": "Geodetic longitude", "abbreviation": "Lon", "direction": "east", "unit": "degree" } ] }, "id": { "authority": "EPSG", "code": 4122 } }, "conversion": { "name": "New Brunswick Stereographic (ATS77)", "method": { "name": "Oblique Stereographic", "id": { "authority": "EPSG", "code": 9809 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 46.5, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": -66.5, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 0.999912, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 300000, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 800000, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Northing", "abbreviation": "N", "direction": "north", "unit": "metre" }, { "name": "Easting", "abbreviation": "E", "direction": "east", "unit": "metre" } ] }, "scope": "Engineering survey, topographic mapping.", "area": "Canada - New Brunswick.", "bbox": { "south_latitude": 44.56, "west_longitude": -69.05, "north_latitude": 48.07, "east_longitude": -63.7 }, "id": { "authority": "EPSG", "code": 2200 } }
Definition: GeoServer
2200=PROJCS["ATS77 / New Brunswick Stereographic (ATS77)",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"]],PROJECTION["Oblique_Stereographic"],PARAMETER["latitude_of_origin",46.5],PARAMETER["central_meridian",-66.5],PARAMETER["scale_factor",0.999912],PARAMETER["false_easting",300000],PARAMETER["false_northing",800000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","2200"]]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=sterea +lat_0=46.5 +lon_0=-66.5 +k=0.999912 +x_0=300000 +y_0=800000 +a=6378135 +rf=298.257 +nadgrids=NB7783v2.gsb +units=m +no_defs +type=crs"> <Layer srs="+proj=sterea +lat_0=46.5 +lon_0=-66.5 +k=0.999912 +x_0=300000 +y_0=800000 +a=6378135 +rf=298.257 +nadgrids=NB7783v2.gsb +units=m +no_defs +type=crs"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 2200, 'EPSG', 2200, '+proj=sterea +lat_0=46.5 +lon_0=-66.5 +k=0.999912 +x_0=300000 +y_0=800000 +a=6378135 +rf=298.257 +nadgrids=NB7783v2.gsb +units=m +no_defs +type=crs', 'PROJCS["ATS77 / New Brunswick Stereographic (ATS77)",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"]],PROJECTION["Oblique_Stereographic"],PARAMETER["latitude_of_origin",46.5],PARAMETER["central_meridian",-66.5],PARAMETER["scale_factor",0.999912],PARAMETER["false_easting",300000],PARAMETER["false_northing",800000],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","2200"]]');