HELP!! Clark66->WGS84 ???#%@*!

[Phil Chaney]

> 
> Date sent:  26-AUG-1992 10:11:28 
> 
> Hi Michael and others:
> 
> >It isn't quite so simple.
> It figures!!
> 
> >Recent quad sheets have approximate datum shifts for the  corners
> >of  the  map and perhaps can be used to devise a linear shift for
> >the entire map.
> 
> What about m.datum.shift? can I shift the corners of the bounding area
> of the data to find a linear shift to be appied to each site falling
> within the area? This is the method I had planned to use but I didn't 
> understand what the dx,dy,dz parameters should be set to, Any help here?
> 
> Thanks,
> 
> Gerry Hatcher                   
> 
> Ocean Mapping Development Center|      gerry at omdc.gso.uri.edu {Internet}
> University of Rhode Island      |            cbeam::gerry {span}
> voice (401)-792-6940            |            fax (401)-792-6849
> 

Gerry,

   It looks like you need to pursue help from NGS, or some local
organization that may have some GPS software that could do the
transformations for you. A good source of help in your area would
be the Surveying and Engineering Dept. at the University of Maine!

Good Luck, 

......................................................................

Phillip L. Chaney       Center for Advanced Spatial Technologies
Research Specialist     National Center for Resource Innovations-SW
                        12 Ozark Hall 
       N                University of Arkansas
       |                Fayetteville, Arkansas 72701             
    W -+- E             Phone: (501) 575-6159                 
       |                       (501) 575-4575                  
       S                FAX:   (501) 575-3846                     
                        E-mail: phil at spock.uark.edu
......................................................................