I've tested it yet multiplying in miles and kilometers but the result if K miles/kms instead the correct result.
Thanks for your reply. On Wed, Jul 28, 2010 at 19:00, Bill Freeman <ke1g...@gmail.com> wrote: > Having done my geo distance by "hand" instead of Django GEOS, it may not > be relevant, but have you tried multiplying the result you get by the > radius of > the earth? Most formulas for this kind of thing are applicable to any > size sphere, > not just the earth, and return the distance as an angle, as seen from the > center > of the sphere, and typically in radians. > > Bill > > 2010/7/28 Alexandre González <agonzale...@gmail.com>: > > Hi! I'm using the Django GEOS API [1] in my project to see the distance > > between two users. > > I get the coordinates from google maps in latitude/longitude mode and I > need > > to calculate the distance between them. I'm testing with .distance() > method > > at GEOSGeometry but I receive a strange value. > > This is the result of one of my test: > > In [45]: Point(40.96312364002175, > > -5.661885738372803).distance(Point(40.96116097790996, -5.66283792257309)) > > Out[45]: 0.0021814438604553388 > > In Google Maps Distance Calculator [2] I can see that the result is: > 0.145 > > miles = 0.233 km = 0.126 nautical miles = 233 meters = 764.436 feet > > A friend told me on Google that perhaps I must calculate the distance in > > UTMs and the results surely is a lat/long distance. To test it I need > pygps > > that is a project not maintained to import > > LLtoUTMfrom from LatLongUTMconversion > > Any idea about this? > > [1] http://docs.djangoproject.com/en/dev/ref/contrib/gis/geos/ > > [2] > http://www.daftlogic.com/projects-google-maps-distance-calculator.htm > > > > -- > > Please, don't send me files with extensions: .doc, .docx, .xls, .xlsx, > .ppt > > and/or .pptx > > http://mirblu.com > > > > -- > > You received this message because you are subscribed to the Google Groups > > "Django users" group. > > To post to this group, send email to django-us...@googlegroups.com. > > To unsubscribe from this group, send email to > > django-users+unsubscr...@googlegroups.com<django-users%2bunsubscr...@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-us...@googlegroups.com. > To unsubscribe from this group, send email to > django-users+unsubscr...@googlegroups.com<django-users%2bunsubscr...@googlegroups.com> > . > For more options, visit this group at > http://groups.google.com/group/django-users?hl=en. > > -- Please, don't send me files with extensions: .doc, .docx, .xls, .xlsx, .ppt and/or .pptx http://mirblu.com -- You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to django-us...@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.
