<div dir="ltr">Hi,<div><br></div><div>I'm trying to decipher pcs.csv (Is there a documentation?):</div><div>my guess was:</div><table border="0" cellpadding="0" cellspacing="0" dir="RTL" width="69" style="border-collapse:collapse;width:52pt"><tbody><tr height="19" style="height:14pt">
<td height="19" dir="LTR" align="left" width="69" style="height:14pt;width:52pt">PARAMETER_VALUE_1=<span style="color:rgb(0,0,0);white-space:pre-wrap">lat_0</span><table border="0" cellpadding="0" cellspacing="0" dir="RTL" width="69" style="border-collapse:collapse;width:52pt"><tbody><tr height="19" style="height:14pt">
<td height="19" dir="LTR" align="left" width="69" style="height:14pt;width:52pt">PARAMETER_VALUE_2=<span style="color:rgb(0,0,0);white-space:pre-wrap">lon_0</span><table border="0" cellpadding="0" cellspacing="0" dir="RTL" width="69" style="border-collapse:collapse;width:52pt"><tbody><tr height="19" style="height:14pt">
<td height="19" dir="LTR" align="left" width="69" style="height:14pt;width:52pt">PARAMETER_VALUE_3=k<br><table border="0" cellpadding="0" cellspacing="0" dir="RTL" width="69" style="border-collapse:collapse;width:52pt"><tbody><tr height="19" style="height:14pt">
<td height="19" dir="LTR" align="left" width="69" style="height:14pt;width:52pt">PARAMETER_VALUE_4=x_0<br><table border="0" cellpadding="0" cellspacing="0" dir="RTL" width="69" style="border-collapse:collapse;width:52pt"><tbody><tr height="19" style="height:14pt">
<td height="19" dir="LTR" align="left" width="69" style="height:14pt;width:52pt">PARAMETER_VALUE_5=y_0<br></td></tr></tbody></table></td></tr></tbody></table></td></tr></tbody></table></td></tr></tbody></table></td></tr></tbody></table><br><div>But apparently that's not exactly the case for parameters 1+2, for instance (EPSG:2036):</div><div><br></div><div><a href="http://spatialreference.org/ref/epsg/2036/proj4/">http://spatialreference.org/ref/epsg/2036/proj4/</a>: (same as in QGIS CRS window)</div><div><span style="color:rgb(0,0,0);white-space:pre-wrap">+proj=sterea +lat_0=46.5 +lon_0=-66.5 +k=0.999912 +x_0=2500000 +y_0=7500000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs </span></div><div><br></div><div>pcs.csv:</div><div>PARAMETER_VALUE_1=46.3 (not 46.5)</div><div>PARAMETER_VALUE_2=-66.3 (not -66.5)</div><div><br></div><div>for other projections I checked there is also difference in parameters 1+2,</div><div><br></div>What am I missing here?<div><br></div><div>Also, Does QGIS "generate" a proj4 definition from the pcs/gcs/datum csv files by EPSG codes? if so, how?</div><div><br><div>Best Regards,</div><div>Idan</div></div></div>