Re: [OpenLayers-Users] Conversion to Spherical Mercator - 100m error

2008-12-26 Thread Geo-rge
Hi Chris, I don't know why I just got a copy of this message several months late. However it reminds me that I solved the problem and never reported it. It is not a problem of Spherical Mercator or of OpenLayers. The problem is with the definition of the "Gauss Boaga" projection (that ESRI call

Re: [OpenLayers-Users] Conversion to Spherical Mercator - 100m error

2008-12-26 Thread Geo-rge
Hi Chris, I don't know why I just got a copy of this message several months late. However it reminds me that I solved the problem and never reported it. It is not a problem of Spherical Mercator or of OpenLayers. The problem is with the definition of the "Gauss Boaga" projection (that ESRI call

Re: [OpenLayers-Users] Conversion to Spherical Mercator - 100m error

2008-08-10 Thread George.Muammar
Hi Christopher thanks for your reply. None of my data is is EPSG:4326 and neither is the map. The data is EPSG:3004 and everthing else is spherical mercator. EPSG:4326 is only used in the displayProjection. Is this ok ? Yes, I have tested both Google and VE. Google and VE actually correspond wh

Re: [OpenLayers-Users] Conversion to Spherical Mercator - 100m error

2008-08-08 Thread Christopher Schmidt
On Fri, Aug 08, 2008 at 01:02:31PM -0700, George.Muammar wrote: > The road layer (Teleatlas / Navteq) comes in UTM - WGS84 and I also combine > it with my cadastral data. I play with these projections every day and are > very confident with them - but not so with the so called "spherical > mercato

[OpenLayers-Users] Conversion to Spherical Mercator - 100m error

2008-08-08 Thread George.Muammar
Hello List, I am amazed by Openlayers' capabilities of displaying Google Maps, VE and WMS/WFS layers all on the same map. So it did not bother me much when I noticed that Google and VE have an approx. 50 meter displacement (in my part of the world, NE of Rome, Italy). When I looked closer at go