EPSG
Main Department of Navigation & Oceanography of the USSR Ministry of Defence.
2006-05-08
Hydrography and nautical charting.
(0,)
Definition: OGC Well Known Text 2 (2019)
CONVERSION["Caspian Sea Mercator", METHOD["Mercator (variant B)", ID["EPSG",9805]], PARAMETER["Latitude of 1st standard parallel",42, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8823]], PARAMETER["Longitude of natural origin",51, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["False easting",0, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",0, LENGTHUNIT["metre",1], ID["EPSG",8807]], ID["EPSG",19884]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Conversion", "name": "Caspian Sea Mercator", "method": { "name": "Mercator (variant B)", "id": { "authority": "EPSG", "code": 9805 } }, "parameters": [ { "name": "Latitude of 1st standard parallel", "value": 42, "unit": "degree", "id": { "authority": "EPSG", "code": 8823 } }, { "name": "Longitude of natural origin", "value": 51, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "False easting", "value": 0, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 0, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ], "id": { "authority": "EPSG", "code": 19884 } }
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=merc +lat_ts=42 +lon_0=51 +x_0=0 +y_0=0"> <Layer srs="+proj=merc +lat_ts=42 +lon_0=51 +x_0=0 +y_0=0"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 19884, 'EPSG', 19884, '+proj=merc +lat_ts=42 +lon_0=51 +x_0=0 +y_0=0', 'PROJECTION["Mercator_2SP"],PARAMETER["standard_parallel_1",42],PARAMETER["central_meridian",51],PARAMETER["false_easting",0],PARAMETER["false_northing",0]');