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Method: NTv2
Grid Files: ISN2004_ISN2016.gsb
Remarks: Grid transformation based on Kriging between ISN2004 and ISN2016. Accuracy is better than 5 cm in stable areas but can be around 25 cm in areas that have suffered deformation due to earthquake or volcanic eruption.
Information source: National Land Survey of Iceland, www.lmi.is.
Revision date: 2019-10-09
Unit: metre
Geodetic CRS: ISN2004
Datum: Islands Net 2004
Ellipsoid: GRS 1980
Prime meridian: Greenwich
Data source: EPSG
Information source: Landmaelingar Islands (National Land Survey of Iceland). http://www.lmi.is
Revision date: 2022-03-18
Scope: Statistical analysis.
Area of use: Iceland - onshore and offshore.
Coordinate system: Cartesian 2D CS. Axes: easting, northing (E,N). Orientations: east, north. UoM: m.
&stroke=red&width=2&path=59.96,-30.87|69.59,-30.87|69.59,-5.55|59.96,-5.55|59.96,-30.87)
Center coordinates
1737580.9 1275148.64
Projected bounds:
inf inf
inf inf
WGS84 bounds:
-30.87 59.96
-5.55 69.59
Definition: OGC Well Known Text 2 (2019)
BOUNDCRS[ SOURCECRS[ PROJCRS["ISN2004 / LAEA Iceland", BASEGEOGCRS["ISN2004", DATUM["Islands Net 2004", ELLIPSOID["GRS 1980",6378137,298.257222101, LENGTHUNIT["metre",1]]], PRIMEM["Greenwich",0, ANGLEUNIT["degree",0.0174532925199433]], ID["EPSG",5324]], CONVERSION["Iceland Lambert Azimuthal Equal Area", METHOD["Lambert Azimuthal Equal Area", ID["EPSG",9820]], PARAMETER["Latitude of natural origin",65, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",-19, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["False easting",1700000, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",1300000, LENGTHUNIT["metre",1], ID["EPSG",8807]]], CS[Cartesian,2], AXIS["(E)",east, ORDER[1], LENGTHUNIT["metre",1]], AXIS["(N)",north, ORDER[2], LENGTHUNIT["metre",1]], USAGE[ SCOPE["Statistical analysis."], AREA["Iceland - onshore and offshore."], BBOX[59.96,-30.87,69.59,-5.55]], ID["EPSG",9947]]], TARGETCRS[ GEOGCRS["ISN2016", DATUM["Islands Net 2016", 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["Iceland - onshore and offshore."], BBOX[59.96,-30.87,69.59,-5.55]], ID["EPSG",8086]]], ABRIDGEDTRANSFORMATION["ISN2004 to ISN2016 (1)", METHOD["NTv2", ID["EPSG",9615]], PARAMETERFILE["Latitude and longitude difference file","ISN2004_ISN2016.gsb"], USAGE[ SCOPE["Spatial referencing."], AREA["Iceland - onshore and offshore."], BBOX[59.96,-30.87,69.59,-5.55]], ID["EPSG",9233], REMARK["Grid transformation based on Kriging between ISN2004 and ISN2016. Accuracy is better than 5 cm in stable areas but can be around 25 cm in areas that have suffered deformation due to earthquake or volcanic eruption."]]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "BoundCRS", "source_crs": { "type": "ProjectedCRS", "name": "ISN2004 / LAEA Iceland", "base_crs": { "name": "ISN2004", "datum": { "type": "GeodeticReferenceFrame", "name": "Islands Net 2004", "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": 5324 } }, "conversion": { "name": "Iceland Lambert Azimuthal Equal Area", "method": { "name": "Lambert Azimuthal Equal Area", "id": { "authority": "EPSG", "code": 9820 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 65, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": -19, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "False easting", "value": 1700000, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 1300000, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ] }, "coordinate_system": { "subtype": "Cartesian", "axis": [ { "name": "Easting", "abbreviation": "E", "direction": "east", "unit": "metre" }, { "name": "Northing", "abbreviation": "N", "direction": "north", "unit": "metre" } ] }, "id": { "authority": "EPSG", "code": 9947 } }, "target_crs": { "type": "GeographicCRS", "name": "ISN2016", "datum": { "type": "GeodeticReferenceFrame", "name": "Islands Net 2016", "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": 8086 } }, "transformation": { "name": "ISN2004 to ISN2016 (1)", "method": { "name": "NTv2", "id": { "authority": "EPSG", "code": 9615 } }, "parameters": [ { "name": "Latitude and longitude difference file", "value": "ISN2004_ISN2016.gsb", "id": { "authority": "EPSG", "code": 8656 } } ], "id": { "authority": "EPSG", "code": 9233 } } }
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=laea +lat_0=65 +lon_0=-19 +x_0=1700000 +y_0=1300000 +ellps=GRS80 +units=m +no_defs +type=crs"> <Layer srs="+proj=laea +lat_0=65 +lon_0=-19 +x_0=1700000 +y_0=1300000 +ellps=GRS80 +units=m +no_defs +type=crs"> </Layer> </Map>
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