NSIDC Sea Ice Polar Stereographic North - EPSG:3411
Detailed Extent
WKT
PROJCS["NSIDC_Sea_Ice_Polar_Stereographic_North",
GEOGCS["GCS_Hughes_1980",
DATUM["D_Hughes_1980",
SPHEROID["Hughes_1980", 6378273.0, 298.279411123064]],
PRIMEM["Greenwich", 0.0],
UNIT["Degree", 0.0174532925199433]],
PROJECTION["Stereographic_North_Pole"],
PARAMETER["False_Easting", 0.0],
PARAMETER["False_Northing", 0.0],
PARAMETER["Central_Meridian", -45.0],
PARAMETER["Standard_Parallel_1", 70.0],
UNIT["Meter", 1.0]]
WKT2
PROJCRS["NSIDC_Sea_Ice_Polar_Stereographic_North",
BASEGEOGCRS["GCS_Hughes_1980",
DATUM["D_Hughes_1980",
ELLIPSOID["Hughes_1980", 6378273.0, 298.279411123064]],
PRIMEM["Greenwich", 0.0],
CS[ellipsoidal, 2],
AXIS["Latitude (lat)", north,
ORDER[1]],
AXIS["Longitude (lon)", east,
ORDER[2]],
ANGLEUNIT["Degree", 0.0174532925199433]],
CONVERSION["Stereographic_North_Pole",
METHOD["Stereographic_North_Pole"],
PARAMETER["False_Easting", 0.0],
PARAMETER["False_Northing", 0.0],
PARAMETER["Central_Meridian", -45.0],
PARAMETER["Standard_Parallel_1", 70.0]],
CS[Cartesian, 2],
AXIS["Easting (X)", east,
ORDER[1]],
AXIS["Northing (Y)", north,
ORDER[2]],
LENGTHUNIT["Meter", 1.0],
ID["EPSG", "3411"]]
Data from @esri/proj-codes
{
"wkid": 3411,
"latestWkid": 3411,
"gcsWkid": 10345,
"macro": "PE_PCS_NSIDC_SEA_ICE_POLAR_STEREO_N",
"name": "NSIDC_Sea_Ice_Polar_Stereographic_North",
"wkt": "PROJCS[\"NSIDC_Sea_Ice_Polar_Stereographic_North\",GEOGCS[\"GCS_Hughes_1980\",DATUM[\"D_Hughes_1980\",SPHEROID[\"Hughes_1980\",6378273.0,298.279411123064]],PRIMEM[\"Greenwich\",0.0],UNIT[\"Degree\",0.0174532925199433]],PROJECTION[\"Stereographic_North_Pole\"],PARAMETER[\"False_Easting\",0.0],PARAMETER[\"False_Northing\",0.0],PARAMETER[\"Central_Meridian\",-45.0],PARAMETER[\"Standard_Parallel_1\",70.0],UNIT[\"Meter\",1.0]]",
"wkt2": "PROJCRS[\"NSIDC_Sea_Ice_Polar_Stereographic_North\",BASEGEOGCRS[\"GCS_Hughes_1980\",DATUM[\"D_Hughes_1980\",ELLIPSOID[\"Hughes_1980\",6378273.0,298.279411123064]],PRIMEM[\"Greenwich\",0.0],CS[ellipsoidal,2],AXIS[\"Latitude (lat)\",north,ORDER[1]],AXIS[\"Longitude (lon)\",east,ORDER[2]],ANGLEUNIT[\"Degree\",0.0174532925199433]],CONVERSION[\"Stereographic_North_Pole\",METHOD[\"Stereographic_North_Pole\"],PARAMETER[\"False_Easting\",0.0],PARAMETER[\"False_Northing\",0.0],PARAMETER[\"Central_Meridian\",-45.0],PARAMETER[\"Standard_Parallel_1\",70.0]],CS[Cartesian,2],AXIS[\"Easting (X)\",east,ORDER[1]],AXIS[\"Northing (Y)\",north,ORDER[2]],LENGTHUNIT[\"Meter\",1.0],ID[\"EPSG\",\"3411\"]]",
"description": "NSIDC Sea Ice Polar Stereographic North",
"authority": "EPSG",
"version": "7.1(9.3.0.0)",
"deprecated": "no",
"areaname": "World - N hemisphere - north of 60~N",
"extent": {
"slat": 60,
"nlat": 90,
"llon": -180,
"rlon": 180
}
}