[Qgis-user] Calculate GPS distance days daily with end of weeks

Mike Flannigan mikeflan at att.net
Sat Jan 26 18:16:07 PST 2019


I too am interested in how best to do this in
QGIS, but if you want to do it outside of QGIS,
this may help:
http://bluemm.blogspot.com/2007/01/excel-formula-to-calculate-distance.html


Mike


On 1/25/2019 4:49 AM, qgis-user-request at lists.osgeo.org wrote:
> Dear colleagues,
>
> I ask for help: I have a layer of points with positions of birds marked
> with GPS. One of the columns is the value of the date. The analysis I would
> like to make is to empirically verify that individuals move from the area
> where they usually live on newspaper days, during weekends, due to hunting
> in the area.
> My idea is to calculate distance to points, for example, distance of all
> points of the week to the average GPS value of the diary days of that week.
> In theory, if the bird moves during the weekend by hunting, the distances
> of the days Saturday and Sunday should be greater than those of Monday,
> Tuesday, Wednesday, Thursday and Friday.
> How do you come up with this? Any other alternative?
>
> Thank you very much in advance



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