EPSG
Rocky Mountain Tribal Transportation Association RMTCRS Handbook and User Guide; http://www.neciusa.com/documents/RMTCRS_Manual.pdf
2023-11-22
Engineering survey.
For authoritative metric definition see code 7093. Working unit is International feet (note: not US Survey feet).
United States (USA) - Montana - Milk River area.
(0,)
Definition: OGC Well Known Text
PROJECTION["Lambert_Conformal_Conic_1SP"], PARAMETER["latitude_of_origin",48.5], PARAMETER["central_meridian",-111], PARAMETER["scale_factor",1.000145], PARAMETER["false_easting",150000.00001464], PARAMETER["false_northing",199999.9999992]
Definition: OGC Well Known Text 2 (2019)
CONVERSION["Montana Milk River (international foot)", METHOD["Lambert Conic Conformal (1SP)", ID["EPSG",9801]], PARAMETER["Latitude of natural origin",48.5, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",-111, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",1.000145, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",492125.9843, LENGTHUNIT["foot",0.3048], ID["EPSG",8806]], PARAMETER["False northing",656167.979, LENGTHUNIT["foot",0.3048], ID["EPSG",8807]], ID["EPSG",7094]]
Definition: ESRI Well Known Text
PROJECTION["Lambert_Conformal_Conic"], PARAMETER["False_Easting",150000.00001464], PARAMETER["False_Northing",199999.9999992], PARAMETER["Central_Meridian",-111.0], PARAMETER["Standard_Parallel_1",48.5], PARAMETER["Scale_Factor",1.000145], PARAMETER["Latitude_Of_Origin",48.5]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Conversion", "name": "Montana Milk River (international foot)", "method": { "name": "Lambert Conic Conformal (1SP)", "id": { "authority": "EPSG", "code": 9801 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 48.5, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": -111, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 1.000145, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 492125.9843, "unit": { "type": "LinearUnit", "name": "foot", "conversion_factor": 0.3048 }, "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 656167.979, "unit": { "type": "LinearUnit", "name": "foot", "conversion_factor": 0.3048 }, "id": { "authority": "EPSG", "code": 8807 } } ], "id": { "authority": "EPSG", "code": 7094 } }
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=lcc +lat_1=48.5 +lat_0=48.5 +lon_0=-111 +k_0=1.000145 +x_0=150000.00001464 +y_0=199999.9999992"> <Layer srs="+proj=lcc +lat_1=48.5 +lat_0=48.5 +lon_0=-111 +k_0=1.000145 +x_0=150000.00001464 +y_0=199999.9999992"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 7094, 'EPSG', 7094, '+proj=lcc +lat_1=48.5 +lat_0=48.5 +lon_0=-111 +k_0=1.000145 +x_0=150000.00001464 +y_0=199999.9999992', 'PROJECTION["Lambert_Conformal_Conic_1SP"],PARAMETER["latitude_of_origin",48.5],PARAMETER["central_meridian",-111],PARAMETER["scale_factor",1.000145],PARAMETER["false_easting",150000.00001464],PARAMETER["false_northing",199999.9999992]');