Only on a flat earth of radius 1 radian. Henrik is correct on a spherical earth (which I find close enough).
On Thu, Aug 11, 2011 at 12:43 PM, Thomas Orozco <g.orozco.tho...@gmail.com> wrote: > The distance is: Sqrt( Sqr(lat1-lat2) + Sqr(long1-long2) ) > > Le 11 août 2011 17:09, "Thomas Weholt" <thomas.weh...@gmail.com> a écrit : >> I got a model with longitude and latitude and want to be able to find >> other objects nearby a selected object. Can this be done using the >> django orm? What is the best approach to do this in a django project? >> >> I found a answer on Stackoverflow, but doesn't work with sqlite. Doing >> it in SQL is ok and probably the best solution performance wise, but >> if it has to be done in python I'll do that too. >> >> Ref question on stackoverflow: >> >> http://stackoverflow.com/questions/4610717/django-determining-if-geographic-coordinates-are-inside-of-an-circle >> >> -- >> Mvh/Best regards, >> Thomas Weholt >> http://www.weholt.org >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Django users" group. >> To post to this group, send email to django-users@googlegroups.com. >> To unsubscribe from this group, send email to >> django-users+unsubscr...@googlegroups.com. >> For more options, visit this group at >> http://groups.google.com/group/django-users?hl=en. >> > > -- > You received this message because you are subscribed to the Google Groups > "Django users" group. > To post to this group, send email to django-users@googlegroups.com. > To unsubscribe from this group, send email to > django-users+unsubscr...@googlegroups.com. > For more options, visit this group at > http://groups.google.com/group/django-users?hl=en. > -- You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-users@googlegroups.com. To unsubscribe from this group, send email to django-users+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/django-users?hl=en.
