therion 6.3.3 (2025-01-06)
  - using Proj 9.4.1, compiled against 9.4.1
initialization file: C:\Program Files\Therion/therion.ini
reading ... done
configuration file: Surface_PSM_LARRA.thconfig
reading ... done
reading source files ... done
preprocessing database ... done
output coordinate system: EPSG:23030
meridian convergence (deg): -1.5117
scanning centreline tree ... done
searching for centerline loops ... done
calculating station coordinates ... done
processing survey data ... no data.
calculating basic statistics ... done
processing extended elevation ... done
processing references ... done
selecting export objects ... done
writing Surface_PSM_LARRA_UTM30ED50.lox ...
processing projection plan ... done
 done
writing xtherion file ... done
compilation time: 1 sec

############# CRS transformations chosen by PROJ ###############
  Area of Use (AoU): (-0.902, 42.840) (-0.601, 43.050)
  [UTM30 → LAT-LONG] AoU: [no] transformation: [Inverse of UTM zone 30N + axis order change (2D)] definition: [proj=pipeline step inv proj=utm zone=30 ellps=WGS84 step proj=unitconvert xy_in=rad xy_out=deg] accuracy: [0.000 m]
  [UTM30 → EPSG:23030] AoU: [yes] transformation: [Inverse of UTM zone 30N + Inverse of ED50 to WGS 84 (41) + UTM zone 30N] definition: [proj=pipeline step inv proj=utm zone=30 ellps=WGS84 step inv proj=hgridshift grids=es_ign_SPED2ETV2.tif step proj=utm zone=30 ellps=intl] accuracy: [1.000 m]
  [EPSG:4326 → EPSG:23030] AoU: [yes] transformation: [axis order change (2D) + Inverse of ED50 to WGS 84 (41) + UTM zone 30N] definition: [proj=pipeline step proj=unitconvert xy_in=deg xy_out=rad step inv proj=hgridshift grids=es_ign_SPED2ETV2.tif step proj=utm zone=30 ellps=intl] accuracy: [1.000 m]
  [EPSG:23030 → EPSG:4326] AoU: [yes] transformation: [Inverse of UTM zone 30N + ED50 to WGS 84 (41) + axis order change (2D)] definition: [proj=pipeline step inv proj=utm zone=30 ellps=intl step proj=hgridshift grids=es_ign_SPED2ETV2.tif step proj=unitconvert xy_in=rad xy_out=deg] accuracy: [1.000 m]
########## end of CRS transformations chosen by PROJ ###########