[Manifold-l] Coordinate Weirdness

Springfield Harrison stellargps at shaw.ca
Thu Nov 22 18:28:12 CST 2007


Hello Martin:

         No, I don't think so.  Local values was the problem.  All the 
traffic was on the Forum:

                         http://forum.manifold.net/Site/Thread.aspx?id=53356&reply=53405

         Thanks, though . . .

At 22/11/2007 11:59 AM Thursday, Martin Roseveare wrote:

>Is there by any chance a stretch East West when importing without the XML? 
>Just wondering whether this is related to something similar I came across 
>the other day where re-projection from British Grid to Orthogonal goes 
>very wrong&
>
>
>
>
>
>Martin Roseveare
>Senior Geophysicist
>
>
>Web: www.archaeophysica.co.uk
>Phone: +44 (0) 1989 730 564
>Fax: +44 (0) 7050 369 790
>
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>----------
>From: manifold-l-bounces at directionsmedia.net 
>[mailto:manifold-l-bounces at directionsmedia.net] On Behalf Of Springfield 
>Harrison
>Sent: 21 November 2007 05:30
>To: manifold-l at directionsmedia.net
>Subject: [Manifold-l] Coordinate Weirdness
>
>
>
>Hello Wizards:
>
>         I have an ECW image and several drawings, all NAD83, UTM 
> 10N.  The ECW was sent me georegistered and all drawings were referenced 
> to it.  I have generated several export files (shp, dxf) from my drawings 
> which the client cannot load properly (project).  I have discovered the 
> following upon importing my own exports:
>    * files imported with the XML file available import with the correct 
> projection and datum.
>    * files imported without the XML file and assigned NAD83/UTM 
> "manually" are not projected correctly.
>    * changing the projection to Lat/Lon has no effect.
>    * the wrong coordinates are in the range of -500 to 16,000.
>
>         I don't believe I've ever seen the likes of this and am hard 
> pressed to guess what might be wonky.  I may have overlooked something 
> simple.  This is the latest Manifold release.
>
>         I've appended the XML file for reference for those who may be 
> familiar with the content.
>
>         Any thoughts would be appreciated . . . .
>
><?xml version="1.0" encoding="UTF-8"?>
><data>
>         <coordinateSystem>
>                 <name>Universal Transverse Mercator - Zone 10 (N)</name>
>                 <datum>North American 1983 (mean for CONUS)</datum>
>                 <system>Transverse Mercator</system>
>                 <unit>Meter</unit>
>                 <majorAxis>6.378137000000000000000000e+006</majorAxis>
>                 <eccentricity>8.181919104281579200000000e-002</eccentricity>
>                 <centerX>0.000000000000000000000000e+000</centerX>
>                 <centerY>0.000000000000000000000000e+000</centerY>
>                 <centerZ>0.000000000000000000000000e+000</centerZ>
>                 <rotationX>0.000000000000000000000000e+000</rotationX>
>                 <rotationY>0.000000000000000000000000e+000</rotationY>
>                 <rotationZ>0.000000000000000000000000e+000</rotationZ>
> 
><scaleAdjustment>0.000000000000000000000000e+000</scaleAdjustment>
>                 <scaleX>9.996000000000000400000000e-001</scaleX>
>                 <localScaleX>1.000000000000000100000000e-001</localScaleX>
>                 <scaleY>9.996000000000000400000000e-001</scaleY>
>                 <localScaleY>1.000000000000000100000000e-001</localScaleY>
>                 <falseEasting>5.000000000000000000000000e+005</falseEasting>
>                 <localOffsetX>4.675800000000000000000000e+005</localOffsetX>
> 
><falseNorthing>0.000000000000000000000000e+000</falseNorthing>
>                 <localOffsetY>5.389200000000000000000000e+006</localOffsetY>
>                 <centerLat>0.000000000000000000000000e+000</centerLat>
>                 <centerLon>-1.230000000000000000000000e+002</centerLon>
>         </coordinateSystem>
></data>
>
>
>                            Spring Harrison
>                                       Stellar GPS & Mapping
>                                 103 - 9800 McDonald Park Road
>                                        Sidney, B. C. Canada
>No virus found in this incoming message.
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>22/11/2007 6:55 PM

                            Spring Harrison
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