[Proj] load arcSDE raw data from database and convert to lat/long

[JAG]

Looking only to the geographic coordinates, the differences are 3.6 deg in latitude and 3.3 deg in longitude. That is approximately 400 km in latitude and 270 km in longitude, which does not agree with the area you refer.

Regards

José




No dia 11 Nov 2011, às 09:54, Vincenzo Ampolo <vincenzo.ampolo at gmail.com> escreveu:

> On 11/09/2011 06:32 PM, JAG wrote:
>> Hi
>> There is something wrong with those coordinates. The second point has larger X but smaller longitude and smaller Y but larger latitude. Are X and Y changed in one of the points?
>> Regards
>> José Gonçalves
> No, i double checked and the points seem fine. They are stored in the 
> cvs file as X and Y as stated.
> 
> I just received a leak that they could be data gathered from navteq 
> software. Can it help?
> 
> Since all data is in a 20km^2 region i'm also thinking to detect a point 
> in lat/long, detect the same point in the unknow data X/Y and then write 
> a formula which does the conversion. It will not work worldwide but it 
> can work in that region. Do you think that it's feasible?
> 
> 
> -- 
> Vincenzo Ampolo
> http://vincenzo-ampolo.net
> http://goshawknest.wordpress.com
> 
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