(lat , lon in radians) pt 1 = lat, lon, alt=0 pt 2 = lat, lon, alt=0
p1_gcc = gd2gcc(p1) p1_gcc = gd2gcc(p2) gd2gcc ( is a standard operation found on the itnernet) dis = sqrt(sum(pow(p1_gcc-p2-gcc, 2))) cheers, 2010/7/28 Alexandre González <[email protected]>: > 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 [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/django-users?hl=en. > -- Condor 310.951.1177 [email protected] :%s/war/peace/g -- You received this message because you are subscribed to the Google Groups "Django users" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/django-users?hl=en.
