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Search options not deleted user 155987
8 votes
2 answers
3k views

Define custom CRS in WKT from point and angle

I'm trying to define a custom CRS using the WKT Syntax. However when I do the projection I'm off by about 2km. Here is my rotation point. Local X and Y: X: 4635.396 Y: 2397.085 MGA94 Zone50: x: 560 …
Garth Cooper's user avatar
5 votes

Define custom CRS in WKT from point and angle

Update - See python script below for an answer Original String (Red) +proj=omerc +lat_0=-23.2583926082939 +lonc=117.589084840039 +alpha=-0 +gamma=0 +k=0.999585495 +x_0=0 +y_0=0 +ellps=GRS80 +units=m …
Garth Cooper's user avatar
2 votes
1 answer
520 views

QGIS Custom Projection in WKT not saving .prj file

I've created a Custom Projection System in QGIS using the WKT format (see code below). The custom projection using a local grid system and transforms it GDA94 / MGA zone 51. It works well in QGIS to l …
Garth Cooper's user avatar