EVOLUTION-MANAGER

Edit File: datum_shift_pref.csv

"COORD_REF_SYS_CODE","COORD_OP_CODE" #################################################################### # This file contains overrides to determine which datum shift # operation is considered preferred for particular GCS codes. # # It is used when generating the datum_shift.csv file to mark the # preferred operation and this in turn affects what shift gets put # into the gcs.csv file. # # Try to include some comments for each preference override indicating # why it is here, and potentially referencing a ticket about it. #################################################################### # # Tahaa 54 # # Of two options, 15770 uses a 7- parameter shift and seems more accurate. # 4629,15770 #################################################################### # # NZGD49 - prefer to use the 7 parameter shift # 4272,1564 #################################################################### # # Seven-parameter transformation for Pulkovo 1942 # as defined by the GOST P 51794-2001. # See http://trac.osgeo.org/gdal/ticket/3176 for details. # 4284,1267 #################################################################### # # From Jan: http://bugzilla.remotesensing.org/show_bug.cgi?id=1336, # and michael: http://trac.osgeo.org/gdal/ticket/3362 # and followup from Michael: http://trac.osgeo.org/geotiff/ticket/32 # 4313,15929 #################################################################### # # We don't want to apply TOWGS84 values for NAD27 - we prefer to use # datum grid shift files. # 4267,-1