EPSG:7171

InGCS Dearborn-Ohio-Switzerland (m)

Attributes

Data source: EPSG

Information source: Indiana Department of Transportation (INDOT), Land & Aerial Survey Division. For definition file see http://www.in.gov/indot/InGCS

Revision date: 2015-07-30

Scope: Engineering survey.

Remarks: For equivalent non-metric definition see proj code 7172. Defined by Indiana DOT as three separate zones (one for each county) each having identical projection parameter values: see info source.

Method: Transverse Mercator

Area of use: United States (USA) - Indiana - counties of Dearborn, Ohio and Switzerland.

Description: (0,)

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Definition: OGC Well Known Text

PROJECTION["Transverse_Mercator"],
PARAMETER["latitude_of_origin",38.65],
PARAMETER["central_meridian",-84.9],
PARAMETER["scale_factor",1.000029],
PARAMETER["false_easting",240000],
PARAMETER["false_northing",36000]

Definition: OGC Well Known Text 2 (2019)

CONVERSION["InGCS Dearborn-Ohio-Switzerland (m)",
    METHOD["Transverse Mercator",
        ID["EPSG",9807]],
    PARAMETER["Latitude of natural origin",38.65,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8801]],
    PARAMETER["Longitude of natural origin",-84.9,
        ANGLEUNIT["degree",0.0174532925199433],
        ID["EPSG",8802]],
    PARAMETER["Scale factor at natural origin",1.000029,
        SCALEUNIT["unity",1],
        ID["EPSG",8805]],
    PARAMETER["False easting",240000,
        LENGTHUNIT["metre",1],
        ID["EPSG",8806]],
    PARAMETER["False northing",36000,
        LENGTHUNIT["metre",1],
        ID["EPSG",8807]],
    ID["EPSG",7171]]

Definition: ESRI Well Known Text

PROJECTION["Transverse_Mercator"],
PARAMETER["False_Easting",240000.0],
PARAMETER["False_Northing",36000.0],
PARAMETER["Central_Meridian",-84.9],
PARAMETER["Scale_Factor",1.000029],
PARAMETER["Latitude_Of_Origin",38.65]

Definition: PROJ.4

+proj=tmerc +lat_0=38.65 +lon_0=-84.9 +k=1.000029 +x_0=240000 +y_0=36000

Definition: JavaScript (Proj4js)

proj4.defs("EPSG:7171","+proj=tmerc +lat_0=38.65 +lon_0=-84.9 +k=1.000029 +x_0=240000 +y_0=36000");

Definition: JSON

{
    "$schema": "https://proj.org/schemas/v0.5/projjson.schema.json",
    "type": "Conversion",
    "name": "InGCS Dearborn-Ohio-Switzerland (m)",
    "method": {
        "name": "Transverse Mercator",
        "id": {
            "authority": "EPSG",
            "code": 9807
        }
    },
    "parameters": [
        {
            "name": "Latitude of natural origin",
            "value": 38.65,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8801
            }
        },
        {
            "name": "Longitude of natural origin",
            "value": -84.9,
            "unit": "degree",
            "id": {
                "authority": "EPSG",
                "code": 8802
            }
        },
        {
            "name": "Scale factor at natural origin",
            "value": 1.000029,
            "unit": "unity",
            "id": {
                "authority": "EPSG",
                "code": 8805
            }
        },
        {
            "name": "False easting",
            "value": 240000,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8806
            }
        },
        {
            "name": "False northing",
            "value": 36000,
            "unit": "metre",
            "id": {
                "authority": "EPSG",
                "code": 8807
            }
        }
    ],
    "id": {
        "authority": "EPSG",
        "code": 7171
    }
}

Definition: GeoServer

7171=PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",38.65],PARAMETER["central_meridian",-84.9],PARAMETER["scale_factor",1.000029],PARAMETER["false_easting",240000],PARAMETER["false_northing",36000]

Definition: MapServer - MAPfile

PROJECTION
	"proj=tmerc"
	"lat_0=38.65"
	"lon_0=-84.9"
	"k=1.000029"
	"x_0=240000"
	"y_0=36000"
END

Definition: Mapnik

<?xml version="1.0" encoding="utf-8"?>
<Map srs="+proj=tmerc +lat_0=38.65 +lon_0=-84.9 +k=1.000029 +x_0=240000 +y_0=36000">
	<Layer srs="+proj=tmerc +lat_0=38.65 +lon_0=-84.9 +k=1.000029 +x_0=240000 +y_0=36000">
	</Layer>
</Map>

Definition: SQL (PostGIS)

INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 7171, 'EPSG', 7171, '+proj=tmerc +lat_0=38.65 +lon_0=-84.9 +k=1.000029 +x_0=240000 +y_0=36000', 'PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",38.65],PARAMETER["central_meridian",-84.9],PARAMETER["scale_factor",1.000029],PARAMETER["false_easting",240000],PARAMETER["false_northing",36000]');