EPSG
Yap State Code, Title 20, Chapter 5. http://www.fsmlaw.org/yap/code/title20/T20_Ch05.htm
2005-05-21
Topographic mapping.
Origin is station YAP SECOR AMS 1965.
Modified Azimuthal Equidistant
Federated States of Micronesia - Yap Islands.
(0,)
Definition: OGC Well Known Text 2 (2019)
CONVERSION["Yap Islands", METHOD["Modified Azimuthal Equidistant", ID["EPSG",9832]], PARAMETER["Latitude of natural origin",9.54670833333333, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",138.168744444444, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["False easting",40000, LENGTHUNIT["metre",1], ID["EPSG",8806]], PARAMETER["False northing",60000, LENGTHUNIT["metre",1], ID["EPSG",8807]], ID["EPSG",15399]]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Conversion", "name": "Yap Islands", "method": { "name": "Modified Azimuthal Equidistant", "id": { "authority": "EPSG", "code": 9832 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 9.54670833333333, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": 138.168744444444, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "False easting", "value": 40000, "unit": "metre", "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": 60000, "unit": "metre", "id": { "authority": "EPSG", "code": 8807 } } ], "id": { "authority": "EPSG", "code": 15399 } }
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=aeqd +lat_0=9.54670833333333 +lon_0=138.168744444444 +x_0=40000 +y_0=60000"> <Layer srs="+proj=aeqd +lat_0=9.54670833333333 +lon_0=138.168744444444 +x_0=40000 +y_0=60000"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 15399, 'EPSG', 15399, '+proj=aeqd +lat_0=9.54670833333333 +lon_0=138.168744444444 +x_0=40000 +y_0=60000', 'PROJECTION["Azimuthal_Equidistant"],PARAMETER["latitude_of_center",9.54670833333333],PARAMETER["longitude_of_center",138.168744444444],PARAMETER["false_easting",40000],PARAMETER["false_northing",60000]');