NS778301.gsb
Can be taken as an approximate transformation ATS77 to WGS 84 - see code 1851. Replaced by ATS77 to NAD83(CSRS)v6 (4) (transformation code 9106).
[email protected] or telephone 902-667-6409
Nova Scotia Geomatics Centre - Contact2020-01-16
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.
574354.99 666523.5
316703.84 456577.07
848378.66 886619.42
-66.28 43.41
-59.73 47.08
Definition: OGC Well Known Text 2 (2019)
BOUNDCRS[ SOURCECRS[ 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]]], TARGETCRS[ GEOGCRS["NAD83(CSRS)v3", DATUM["North American Datum of 1983 (CSRS) version 3", ELLIPSOID["GRS 1980",6378137,298.257222101, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], CS[ellipsoidal,2], AXIS["geodetic latitude (Lat)",north, ORDER[1], ANGLEUNIT["degree",0.0174532925199433]], AXIS["geodetic longitude (Lon)",east, ORDER[2], ANGLEUNIT["degree",0.0174532925199433]], USAGE[ SCOPE["Horizontal component of 3D system."], AREA["Canada - onshore and offshore - Alberta; British Columbia; Manitoba; New Brunswick; Newfoundland and Labrador; Northwest Territories; Nova Scotia; Nunavut; Ontario; Prince Edward Island; Quebec; Saskatchewan; Yukon."], BBOX[38.21,-141.01,86.46,-40.73]], ID["EPSG",8240]]], ABRIDGEDTRANSFORMATION["ATS77 to NAD83(CSRS)v3 (3)", METHOD["NTv2", ID["EPSG",9615]], PARAMETERFILE["Latitude and longitude difference file","NS778301.gsb"], USAGE[ SCOPE["Transformation of coordinates at 1m to 2m level of accuracy."], AREA["Canada - Nova Scotia onshore."], BBOX[43.41,-66.28,47.08,-59.73]], ID["EPSG",9235], REMARK["Can be taken as an approximate transformation ATS77 to WGS 84 - see code 1851. Replaced by ATS77 to NAD83(CSRS)v6 (4) (transformation code 9106)."]]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "BoundCRS", "source_crs": { "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" } ] }, "id": { "authority": "EPSG", "code": 2200 } }, "target_crs": { "type": "GeographicCRS", "name": "NAD83(CSRS)v3", "datum": { "type": "GeodeticReferenceFrame", "name": "North American Datum of 1983 (CSRS) version 3", "ellipsoid": { "name": "GRS 1980", "semi_major_axis": 6378137, "inverse_flattening": 298.257222101 } }, "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": 8240 } }, "transformation": { "name": "ATS77 to NAD83(CSRS)v3 (3)", "method": { "name": "NTv2", "id": { "authority": "EPSG", "code": 9615 } }, "parameters": [ { "name": "Latitude and longitude difference file", "value": "NS778301.gsb", "id": { "authority": "EPSG", "code": 8656 } } ], "id": { "authority": "EPSG", "code": 9235 } } }
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 +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 +units=m +no_defs +type=crs"> </Layer> </Map>