geography

Getting distance between two points based on latitude/longitude

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I tried implementing this formula: http://andrew.hedges.name/experiments/haversine/ The aplet does good for the two points I am testing: Yet my code is not working. from math import sin, cos, sqrt, atan2 R = 6373.0 lat1 = 52.2296756 lon1 = 21.0122287 lat2 = 52.406374 lon2 = 16.9251681 dlon = lon2 – lon1 dlat = lat2 – lat1 … Read more

Calculate distance between 2 GPS coordinates

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How do I calculate distance between two GPS coordinates (using latitude and longitude)? 31 Answers 31 Calculate the distance between two coordinates by latitude and longitude, including a Javascript implementation. West and South locations are negative. Remember minutes and seconds are out of 60 so S31 30′ is -31.50 degrees. Don’t forget to convert degrees … Read more