[HOT] reprojecting EMI datasets (was Nepal: Hospital import gone wrong?)

Rafael Avila Coya ravilacoya at gmail.com
Wed May 6 15:36:04 UTC 2015

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Many thanks, Bernadette! Once finished, we can choose what data is a
priority, re-tag the data and import after discussing with imports list.



On 06/05/15 09:26, Bernadette Williams wrote:
> Okay,the Kathmandu Valley data sets are all ready to go.  I'll
> start working on the other areas next.
> On 6 May 2015 at 18:11, Jean-Guilhem Cailton <jgc at arkemie.com 
> <mailto:jgc at arkemie.com>> wrote:
> This would be for all the other EMI datasets. (Unrelated to 
> hospitals, except by email thread).
> Feel free to proceed with the rest of the data sets, starting with 
> those of Kathmandu valley folder.
> We are looking into setting up a storage space for file transfer.
> Thanks,
> Jean-Guilhem
> Le 06/05/2015 12:21, Bernadette Williams a écrit :
>> I was able to reproject the Kathmandu Valley rivers data into 
>> WGS84 and verified it correctly overlays rivers visible in OSM. 
>> Let me know how you'd like me to send the shapefile to Rafael
>> and if I should proceed with the rest of the EMI data sets. I'm
>> happy to help.
>> Thanks, Bernadette
>> On 6 May 2015 at 15:30, Bernadette Williams 
>> <bernadette.williams at gmail.com 
>> <mailto:bernadette.williams at gmail.com>> wrote:
>> Is this for the hospital import or all of the other EMI datasets?
>> I'm not seeing anything that looks like hospitals in the datasets
>> provided through the EMI page.
>> I am working with the Kathmandu Valley river dataset now and will
>> see if I can reproject it from Nepal Nagarkot TM to line up with
>> the OSM map.
>> On 6 May 2015 at 14:01, Jean-Guilhem Cailton <jgc at arkemie.com 
>> <mailto:jgc at arkemie.com>> wrote:
>> Hello,
>> Would you, or anyone, help Rafael reprojecting EMI datasets,
>> starting with Kathmandu Valley folder?
>> Apparently EMI uses Nepal_Nagarkot_TM projection (which might be
>> the one refered there, found through a web search, whose
>> parameters can probably be given to proj: 
>> https://geonet.esri.com/thread/48571)
>> http://emi-megacities.org/featured/nepal-earthquake/
>> Best wishes,
>> Jean-Guilhem
>> Le 04/05/2015 09:38, Bernadette Williams a écrit :
>>> I just joined this weekend but I have a little bit of
>>> experience
>> mapping data in this region of the world. GIS data I've received
>> in Bangladesh needed to be projected/transformed from BTM
>> (Bangladesh Transverse Mercator) to WGS 84. BTM is based on the
>> Everest 1830 geographic coordinate system.  Perhaps this is the
>> same coordinate system being used locally in Nepal.
>>> -Bernadette
>>> On 4 May 2015 at 13:03, Kretzer <kretzer at gmx.net
>> <mailto:kretzer at gmx.net> <mailto:kretzer at gmx.net> 
>> <mailto:kretzer at gmx.net>> wrote:
>>> Maybe at some point a wrong coordinate system was
>> used for conversion? Like from the .shp to .kll.
>>> (that's usually the reason why my GIS imports end up
>> in the wrong place ...)
>>> It would be great if these important data could be
>> of use in the end.
>>> Gesendet mit der GMX iPhone App

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