EPSG:32040 - NAD27 / Texas South Central

Attributes


Unit

US survey foot

Scope

Engineering survey, topographic mapping.

Remarks

None

Area of use

United States (USA) - Texas - counties of Aransas; Atascosa; Austin; Bandera; Bee; Bexar; Brazoria; Brewster; Caldwell; Calhoun; Chambers; Colorado; Comal; De Witt; Dimmit; Edwards; Fayette; Fort Bend; Frio; Galveston; Goliad; Gonzales; Guadalupe; Harris; Hays; Jackson; Jefferson; Karnes; Kendall; Kerr; Kinney; La Salle; Lavaca; Live Oak; Matagorda; Maverick; McMullen; Medina; Presidio; Real; Refugio; Terrell; Uvalde; Val Verde; Victoria; Waller; Wharton; Wilson; Zavala. Gulf of Mexico outer continental shelf (GoM OCS) protraction areas: Matagorda Island; Brazos; Galveston; High Island, Sabine Pass (TX).

Data Source: EPSG v11.016 2024-08-31

Datum: North American Datum 1927

Coordinate System: cartesian

Projection: Texas CS27 South Central zone

Geodetic CRS: NAD27

Export

PROJCRS["NAD27 / Texas South Central",
    BASEGEOGCRS["NAD27",
        DATUM["North American Datum 1927",
            ELLIPSOID["Clarke 1866",6378206.4,294.978698213898,
                LENGTHUNIT["metre",1]]],
        PRIMEM["Greenwich",0,
            ANGLEUNIT["degree",0.0174532925199433]],
        ID["EPSG",4267]],
    CONVERSION["Texas CS27 South Central zone",
        METHOD["Lambert Conic Conformal (2SP)",
            ID["EPSG",9802]],
        PARAMETER["Latitude of false origin",27.8333333333333,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8821]],
        PARAMETER["Longitude of false origin",-99,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8822]],
        PARAMETER["Latitude of 1st standard parallel",28.3833333333333,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8823]],
        PARAMETER["Latitude of 2nd standard parallel",30.2833333333333,
            ANGLEUNIT["degree",0.0174532925199433],
            ID["EPSG",8824]],
        PARAMETER["Easting at false origin",2000000,
            LENGTHUNIT["US survey foot",0.304800609601219],
            ID["EPSG",8826]],
        PARAMETER["Northing at false origin",0,
            LENGTHUNIT["US survey foot",0.304800609601219],
            ID["EPSG",8827]]],
    CS[Cartesian,2],
        AXIS["easting (X)",east,
            ORDER[1],
            LENGTHUNIT["US survey foot",0.304800609601219]],
        AXIS["northing (Y)",north,
            ORDER[2],
            LENGTHUNIT["US survey foot",0.304800609601219]],
    USAGE[
        SCOPE["Engineering survey, topographic mapping."],
        AREA["United States (USA) - Texas - counties of Aransas; Atascosa; Austin; Bandera; Bee; Bexar; Brazoria; Brewster; Caldwell; Calhoun; Chambers; Colorado; Comal; De Witt; Dimmit; Edwards; Fayette; Fort Bend; Frio; Galveston; Goliad; Gonzales; Guadalupe; Harris; Hays; Jackson; Jefferson; Karnes; Kendall; Kerr; Kinney; La Salle; Lavaca; Live Oak; Matagorda; Maverick; McMullen; Medina; Presidio; Real; Refugio; Terrell; Uvalde; Val Verde; Victoria; Waller; Wharton; Wilson; Zavala. Gulf of Mexico outer continental shelf (GoM OCS) protraction areas: Matagorda Island; Brazos; Galveston; High Island, Sabine Pass (TX)."],
        BBOX[27.78,-105,30.67,-93.41]],
    ID["EPSG",32040]]
{
  "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
  "type": "ProjectedCRS",
  "name": "NAD27 / Texas South Central",
  "base_crs": {
    "name": "NAD27",
    "datum": {
      "type": "GeodeticReferenceFrame",
      "name": "North American Datum 1927",
      "ellipsoid": {
        "name": "Clarke 1866",
        "semi_major_axis": 6378206.4,
        "semi_minor_axis": 6356583.8
      }
    },
    "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": 4267
    }
  },
  "conversion": {
    "name": "Texas CS27 South Central zone",
    "method": {
      "name": "Lambert Conic Conformal (2SP)",
      "id": {
        "authority": "EPSG",
        "code": 9802
      }
    },
    "parameters": [
      {
        "name": "Latitude of false origin",
        "value": 27.8333333333333,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8821
        }
      },
      {
        "name": "Longitude of false origin",
        "value": -99,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8822
        }
      },
      {
        "name": "Latitude of 1st standard parallel",
        "value": 28.3833333333333,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8823
        }
      },
      {
        "name": "Latitude of 2nd standard parallel",
        "value": 30.2833333333333,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8824
        }
      },
      {
        "name": "Easting at false origin",
        "value": 2000000,
        "unit": {
          "type": "LinearUnit",
          "name": "US survey foot",
          "conversion_factor": 0.304800609601219
        },
        "id": {
          "authority": "EPSG",
          "code": 8826
        }
      },
      {
        "name": "Northing at false origin",
        "value": 0,
        "unit": {
          "type": "LinearUnit",
          "name": "US survey foot",
          "conversion_factor": 0.304800609601219
        },
        "id": {
          "authority": "EPSG",
          "code": 8827
        }
      }
    ]
  },
  "coordinate_system": {
    "subtype": "Cartesian",
    "axis": [
      {
        "name": "Easting",
        "abbreviation": "X",
        "direction": "east",
        "unit": {
          "type": "LinearUnit",
          "name": "US survey foot",
          "conversion_factor": 0.304800609601219
        }
      },
      {
        "name": "Northing",
        "abbreviation": "Y",
        "direction": "north",
        "unit": {
          "type": "LinearUnit",
          "name": "US survey foot",
          "conversion_factor": 0.304800609601219
        }
      }
    ]
  },
  "scope": "Engineering survey, topographic mapping.",
  "area": "United States (USA) - Texas - counties of Aransas; Atascosa; Austin; Bandera; Bee; Bexar; Brazoria; Brewster; Caldwell; Calhoun; Chambers; Colorado; Comal; De Witt; Dimmit; Edwards; Fayette; Fort Bend; Frio; Galveston; Goliad; Gonzales; Guadalupe; Harris; Hays; Jackson; Jefferson; Karnes; Kendall; Kerr; Kinney; La Salle; Lavaca; Live Oak; Matagorda; Maverick; McMullen; Medina; Presidio; Real; Refugio; Terrell; Uvalde; Val Verde; Victoria; Waller; Wharton; Wilson; Zavala. Gulf of Mexico outer continental shelf (GoM OCS) protraction areas: Matagorda Island; Brazos; Galveston; High Island, Sabine Pass (TX).",
  "bbox": {
    "south_latitude": 27.78,
    "west_longitude": -105,
    "north_latitude": 30.67,
    "east_longitude": -93.41
  },
  "id": {
    "authority": "EPSG",
    "code": 32040
  }
}
{'crs_wkt': 'PROJCRS["NAD27 / Texas South '
            'Central",BASEGEOGCRS["NAD27",DATUM["North American Datum '
            '1927",ELLIPSOID["Clarke '
            '1866",6378206.4,294.978698213898,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",4267]],CONVERSION["Texas '
            'CS27 South Central zone",METHOD["Lambert Conic Conformal '
            '(2SP)",ID["EPSG",9802]],PARAMETER["Latitude of false '
            'origin",27.8333333333333,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8821]],PARAMETER["Longitude '
            'of false '
            'origin",-99,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8822]],PARAMETER["Latitude '
            'of 1st standard '
            'parallel",28.3833333333333,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8823]],PARAMETER["Latitude '
            'of 2nd standard '
            'parallel",30.2833333333333,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8824]],PARAMETER["Easting '
            'at false origin",2000000,LENGTHUNIT["US survey '
            'foot",0.304800609601219],ID["EPSG",8826]],PARAMETER["Northing at '
            'false origin",0,LENGTHUNIT["US survey '
            'foot",0.304800609601219],ID["EPSG",8827]]],CS[Cartesian,2],AXIS["easting '
            '(X)",east,ORDER[1],LENGTHUNIT["US survey '
            'foot",0.304800609601219]],AXIS["northing '
            '(Y)",north,ORDER[2],LENGTHUNIT["US survey '
            'foot",0.304800609601219]],USAGE[SCOPE["Engineering survey, '
            'topographic mapping."],AREA["United States (USA) - Texas - '
            'counties of Aransas; Atascosa; Austin; Bandera; Bee; Bexar; '
            'Brazoria; Brewster; Caldwell; Calhoun; Chambers; Colorado; Comal; '
            'De Witt; Dimmit; Edwards; Fayette; Fort Bend; Frio; Galveston; '
            'Goliad; Gonzales; Guadalupe; Harris; Hays; Jackson; Jefferson; '
            'Karnes; Kendall; Kerr; Kinney; La Salle; Lavaca; Live Oak; '
            'Matagorda; Maverick; McMullen; Medina; Presidio; Real; Refugio; '
            'Terrell; Uvalde; Val Verde; Victoria; Waller; Wharton; Wilson; '
            'Zavala. Gulf of Mexico outer continental shelf (GoM OCS) '
            'protraction areas: Matagorda Island; Brazos; Galveston; High '
            'Island, Sabine Pass '
            '(TX)."],BBOX[27.78,-105,30.67,-93.41]],ID["EPSG",32040]]',
 'false_easting': 2000000.0,
 'false_northing': 0.0,
 'geographic_crs_name': 'NAD27',
 'grid_mapping_name': 'lambert_conformal_conic',
 'horizontal_datum_name': 'North American Datum 1927',
 'inverse_flattening': 294.9786982138982,
 'latitude_of_projection_origin': 27.833333333333332,
 'longitude_of_central_meridian': -99.0,
 'longitude_of_prime_meridian': 0.0,
 'prime_meridian_name': 'Greenwich',
 'projected_crs_name': 'NAD27 / Texas South Central',
 'reference_ellipsoid_name': 'Clarke 1866',
 'semi_major_axis': 6378206.4,
 'semi_minor_axis': 6356583.8,
 'standard_parallel': (28.383333333333333, 30.283333333333335)}