ESRI:102443 — TWD 1997 TM Taiwan

Name: ESRI:102443 - TWD 1997 TM Taiwan
Creator: Esri
License: https://www.apache.org/licenses/LICENSE-2.0

Deprecated

Projected · Taiwan - 120~E to 122~E

Export Formats

OGC WKT

PROJCS[
    "TWD_1997_TM_Taiwan",
    GEOGCS[
        "GCS_TWD_1997",
        DATUM["D_TWD_1997",SPHEROID["GRS_1980",6378137.0,298.257222101]],
        PRIMEM["Greenwich",0.0],
        UNIT["Degree",0.0174532925199433]
    ],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["False_Easting",250000.0],
    PARAMETER["False_Northing",0.0],
    PARAMETER["Central_Meridian",121.0],
    PARAMETER["Scale_Factor",0.9999],
    PARAMETER["Latitude_Of_Origin",0.0],
    UNIT["Meter",1.0]
]

WKT2

PROJCRS[
    "TWD_1997_TM_Taiwan",
    BASEGEOGCRS[
        "GCS_TWD_1997",
        DATUM["D_TWD_1997",ELLIPSOID["GRS_1980",6378137.0,298.257222101]],
        PRIMEM["Greenwich",0.0],
        CS[ellipsoidal,2],
        AXIS["Latitude (lat)",north,ORDER[1]],
        AXIS["Longitude (lon)",east,ORDER[2]],
        ANGLEUNIT["Degree",0.0174532925199433]
    ],
    CONVERSION[
        "Transverse_Mercator",
        METHOD["Transverse_Mercator"],
        PARAMETER["False_Easting",250000.0],
        PARAMETER["False_Northing",0.0],
        PARAMETER["Central_Meridian",121.0],
        PARAMETER["Scale_Factor",0.9999],
        PARAMETER["Latitude_Of_Origin",0.0]
    ],
    CS[Cartesian,2],
    AXIS["Easting (X)",east,ORDER[1]],
    AXIS["Northing (Y)",north,ORDER[2]],
    LENGTHUNIT["Meter",1.0],
    ID["Esri","3826"]
]

JSON

{
  "type": "CoordinateReferenceSystem",
  "code": 102443,
  "name": "TWD 1997 TM Taiwan",
  "kind": "projected",
  "area": "Taiwan - 120~E to 122~E",
  "unit": null,
  "bbox": [
    20.41,
    119.99,
    26.72,
    122.06
  ],
  "proj4": null
}

PostGIS

How to add a projection to PostGIS? →

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (102443, 'ESRI', 102443, '', 'PROJCS["TWD_1997_TM_Taiwan",GEOGCS["GCS_TWD_1997",DATUM["D_TWD_1997",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",250000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",121.0],PARAMETER["Scale_Factor",0.9999],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]');

GeoServer

How to add a projection to GeoServer? →

102443=PROJCS["TWD_1997_TM_Taiwan",GEOGCS["GCS_TWD_1997",DATUM["D_TWD_1997",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",250000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",121.0],PARAMETER["Scale_Factor",0.9999],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

Frequently Asked Questions

How do I add ESRI:102443 to GeoServer?

Add the following definition to your GeoServer configuration:

102443=PROJCS["TWD_1997_TM_Taiwan",GEOGCS["GCS_TWD_1997",DATUM["D_TWD_1997",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",250000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",121.0],PARAMETER["Scale_Factor",0.9999],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]

Read the full GeoServer guide →

How do I add ESRI:102443 to PostGIS?

Add the following definition to your PostGIS configuration:

INSERT INTO spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext)
VALUES (102443, 'ESRI', 102443, '', 'PROJCS["TWD_1997_TM_Taiwan",GEOGCS["GCS_TWD_1997",DATUM["D_TWD_1997",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",250000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",121.0],PARAMETER["Scale_Factor",0.9999],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0]]');

Read the full PostGIS guide →