EPSG:30172Projected
Tokyo / Japan Plane Rectangular CS XII
Type
Projected
Unit
metre
Accuracy
9 m
Area of use
Japan - onshore - Hokkaido between approximately 141°E and 143°E - Sapporo city; Asahikawa city; Wakkanai city; Rumoi city; Bibai city; Yubari city; Iwamizawa city; Tomakomai city; Muroran city; Shibetsu city; Nayoro city; Ashibetsu city; Akabira city; Mikasa city; Takikawa city; Sunagawa city; Ebetsu city; Chitose city; Utashinai city; Fukagawa city; Monbetsu city; Furano city; Noboribetsu city; Eniwa city; Ishikari-shicho; Monbetsu-gun of Abashiri-shicho; Kamikawa-shicho; Soya-shicho; Hidaka-shicho; Iburi-shicho (except Usu-gun and Abuta-gun); Sorachi-shicho; Rumoi-shicho.
proj4 definition
+proj=tmerc +lat_0=44 +lon_0=142.25 +k=0.9999 +x_0=0 +y_0=0 +ellps=bessel +towgs84=-146.414,507.337,680.507,0,0,0,0 +units=m +no_defs +type=crs
Well-Known Text (WKT)
PROJCS["Tokyo / Japan Plane Rectangular CS XII",GEOGCS["Tokyo",DATUM["Tokyo",SPHEROID["Bessel 1841",6377397.155,299.1528128],TOWGS84[-146.414,507.337,680.507,0,0,0,0]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4301"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",44],PARAMETER["central_meridian",142.25],PARAMETER["scale_factor",0.9999],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","30172"]]