Beijing 1954 GK Zone 17N (deprecated, 3.6) - EPSG:21477
Detailed Extent
WKT
PROJCS["Beijing_1954_GK_Zone_17N",
GEOGCS["GCS_Beijing_1954",
DATUM["D_Beijing_1954",
SPHEROID["Krasovsky_1940", 6378245.0, 298.3]],
PRIMEM["Greenwich", 0.0],
UNIT["Degree", 0.0174532925199433]],
PROJECTION["Gauss_Kruger"],
PARAMETER["False_Easting", 500000.0],
PARAMETER["False_Northing", 0.0],
PARAMETER["Central_Meridian", 99.0],
PARAMETER["Scale_Factor", 1.0],
PARAMETER["Latitude_Of_Origin", 0.0],
UNIT["Meter", 1.0]]
WKT2
PROJCRS["Beijing_1954_GK_Zone_17N",
BASEGEOGCRS["GCS_Beijing_1954",
DATUM["D_Beijing_1954",
ELLIPSOID["Krasovsky_1940", 6378245.0, 298.3]],
PRIMEM["Greenwich", 0.0],
CS[ellipsoidal, 2],
AXIS["Latitude (lat)", north,
ORDER[1]],
AXIS["Longitude (lon)", east,
ORDER[2]],
ANGLEUNIT["Degree", 0.0174532925199433]],
CONVERSION["Gauss_Kruger",
METHOD["Gauss_Kruger"],
PARAMETER["False_Easting", 500000.0],
PARAMETER["False_Northing", 0.0],
PARAMETER["Central_Meridian", 99.0],
PARAMETER["Scale_Factor", 1.0],
PARAMETER["Latitude_Of_Origin", 0.0]],
CS[Cartesian, 2],
AXIS["Northing (Y)", north,
ORDER[1]],
AXIS["Easting (X)", east,
ORDER[2]],
LENGTHUNIT["Meter", 1.0],
ID["EPSG", "21477"]]
Data from @esri/proj-codes
{
"wkid": 21477,
"latestWkid": 21477,
"gcsWkid": 4214,
"macro": "PE_PCS_BEIJING_1954_GK_17N",
"name": "Beijing_1954_GK_Zone_17N",
"wkt": "PROJCS[\"Beijing_1954_GK_Zone_17N\",GEOGCS[\"GCS_Beijing_1954\",DATUM[\"D_Beijing_1954\",SPHEROID[\"Krasovsky_1940\",6378245.0,298.3]],PRIMEM[\"Greenwich\",0.0],UNIT[\"Degree\",0.0174532925199433]],PROJECTION[\"Gauss_Kruger\"],PARAMETER[\"False_Easting\",500000.0],PARAMETER[\"False_Northing\",0.0],PARAMETER[\"Central_Meridian\",99.0],PARAMETER[\"Scale_Factor\",1.0],PARAMETER[\"Latitude_Of_Origin\",0.0],UNIT[\"Meter\",1.0]]",
"wkt2": "PROJCRS[\"Beijing_1954_GK_Zone_17N\",BASEGEOGCRS[\"GCS_Beijing_1954\",DATUM[\"D_Beijing_1954\",ELLIPSOID[\"Krasovsky_1940\",6378245.0,298.3]],PRIMEM[\"Greenwich\",0.0],CS[ellipsoidal,2],AXIS[\"Latitude (lat)\",north,ORDER[1]],AXIS[\"Longitude (lon)\",east,ORDER[2]],ANGLEUNIT[\"Degree\",0.0174532925199433]],CONVERSION[\"Gauss_Kruger\",METHOD[\"Gauss_Kruger\"],PARAMETER[\"False_Easting\",500000.0],PARAMETER[\"False_Northing\",0.0],PARAMETER[\"Central_Meridian\",99.0],PARAMETER[\"Scale_Factor\",1.0],PARAMETER[\"Latitude_Of_Origin\",0.0]],CS[Cartesian,2],AXIS[\"Northing (Y)\",north,ORDER[1]],AXIS[\"Easting (X)\",east,ORDER[2]],LENGTHUNIT[\"Meter\",1.0],ID[\"EPSG\",\"21477\"]]",
"description": "Beijing 1954 GK Zone 17N (deprecated, 3.6)",
"authority": "EPSG",
"version": "2.1(3.0.1)",
"deprecated": "yes",
"areaname": "China - 96~E to 102~E",
"extent": {
"slat": 21.13,
"nlat": 43.18,
"llon": 96,
"rlon": 102.01
}
}