proj4js / wkt-parser

parse all the wkt
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added support for ch1903+lv95 #4

Closed ksokolowski7 closed 7 years ago

ksokolowski7 commented 7 years ago

support for projection:

PROJCS["CH1903+_LV95",GEOGCS["GCS_CH1903+",DATUM["D_CH1903+",SPHEROID["Bessel_1841",6377397.155,299.1528128],TOWGS84[674.374,15.056,405.346,0,0,0,0]],PRIMEM["Greenwich",0],UNIT["Degree",0.0174532925199433]],PROJECTION["Hotine_Oblique_Mercator_Azimuth_Center"],PARAMETER["False_Easting",2600000],PARAMETER["False_Northing",1200000],PARAMETER["Scale_Factor",1],PARAMETER["Longitude_Of_Center",7.43958333333333],PARAMETER["Latitude_Of_Center",46.9524055555556],PARAMETER["Azimuth",90],UNIT["Meter",1,AUTHORITY["EPSG","9001"]],AUTHORITY["EPSG","2056"]]

calvinmetcalf commented 7 years ago

but why? why would esri have a projection which has the same datum but with a plus after the name?

ksokolowski7 commented 7 years ago

According to epsg.io database there are two types of ch1903 https://epsg.io/2056 - CH1903+ / LV95 https://epsg.io/21781 - CH1903 / LV03

looks like lv95 replaces lv03