EPSG
Pima County Information Technology Department, GIS Division.
2017-06-07
Cadastre, topographic mapping (large scale).
Grid unit is International feet (note: not US Survey feet).
Hotine Oblique Mercator (variant B)
(0,)
Definition: OGC Well Known Text
PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"], PARAMETER["latitude_of_center",32.25], PARAMETER["longitude_of_center",-111.4], PARAMETER["azimuth",45], PARAMETER["rectified_grid_angle",45], PARAMETER["scale_factor",1.00011], PARAMETER["false_easting",48768], PARAMETER["false_northing",243840]
Definition: OGC Well Known Text 2 (2019)
CONVERSION["Pima County zone 1 East (ft)", METHOD["Hotine Oblique Mercator (variant B)", ID["EPSG",9815]], PARAMETER["Latitude of projection centre",32.25, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8811]], PARAMETER["Longitude of projection centre",-111.4, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8812]], PARAMETER["Azimuth of initial line",45, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8813]], PARAMETER["Angle from Rectified to Skew Grid",45, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8814]], PARAMETER["Scale factor on initial line",1.00011, SCALEUNIT["unity",1], ID["EPSG",8815]], PARAMETER["Easting at projection centre",160000, LENGTHUNIT["foot",0.3048], ID["EPSG",8816]], PARAMETER["Northing at projection centre",800000, LENGTHUNIT["foot",0.3048], ID["EPSG",8817]], ID["EPSG",8061]]
Definition: ESRI Well Known Text
PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"], PARAMETER["False_Easting",48768.0], PARAMETER["False_Northing",243840.0], PARAMETER["Scale_Factor",1.00011], PARAMETER["Azimuth",45.0], PARAMETER["Longitude_Of_Center",-111.4], PARAMETER["Latitude_Of_Center",32.25]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Conversion", "name": "Pima County zone 1 East (ft)", "method": { "name": "Hotine Oblique Mercator (variant B)", "id": { "authority": "EPSG", "code": 9815 } }, "parameters": [ { "name": "Latitude of projection centre", "value": 32.25, "unit": "degree", "id": { "authority": "EPSG", "code": 8811 } }, { "name": "Longitude of projection centre", "value": -111.4, "unit": "degree", "id": { "authority": "EPSG", "code": 8812 } }, { "name": "Azimuth of initial line", "value": 45, "unit": "degree", "id": { "authority": "EPSG", "code": 8813 } }, { "name": "Angle from Rectified to Skew Grid", "value": 45, "unit": "degree", "id": { "authority": "EPSG", "code": 8814 } }, { "name": "Scale factor on initial line", "value": 1.00011, "unit": "unity", "id": { "authority": "EPSG", "code": 8815 } }, { "name": "Easting at projection centre", "value": 160000, "unit": { "type": "LinearUnit", "name": "foot", "conversion_factor": 0.3048 }, "id": { "authority": "EPSG", "code": 8816 } }, { "name": "Northing at projection centre", "value": 800000, "unit": { "type": "LinearUnit", "name": "foot", "conversion_factor": 0.3048 }, "id": { "authority": "EPSG", "code": 8817 } } ], "id": { "authority": "EPSG", "code": 8061 } }
Definition: GeoServer
8061=PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],PARAMETER["latitude_of_center",32.25],PARAMETER["longitude_of_center",-111.4],PARAMETER["azimuth",45],PARAMETER["rectified_grid_angle",45],PARAMETER["scale_factor",1.00011],PARAMETER["false_easting",48768],PARAMETER["false_northing",243840]
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=omerc +lat_0=32.25 +lonc=-111.4 +alpha=45 +gamma=45 +k=1.00011 +x_0=48768 +y_0=243840"> <Layer srs="+proj=omerc +lat_0=32.25 +lonc=-111.4 +alpha=45 +gamma=45 +k=1.00011 +x_0=48768 +y_0=243840"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 8061, 'EPSG', 8061, '+proj=omerc +lat_0=32.25 +lonc=-111.4 +alpha=45 +gamma=45 +k=1.00011 +x_0=48768 +y_0=243840', 'PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],PARAMETER["latitude_of_center",32.25],PARAMETER["longitude_of_center",-111.4],PARAMETER["azimuth",45],PARAMETER["rectified_grid_angle",45],PARAMETER["scale_factor",1.00011],PARAMETER["false_easting",48768],PARAMETER["false_northing",243840]');