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Re: how to calculate distance from pairs of latitude/longitude measurements? [message #65590 is a reply to message #65584]

Thu, 12 March 2009 05:02

mankoff
Messages: 131
Registered: March 2004

Senior Member

On Mar 11, 4:33 pm, llo <bernat.puigdomen...@gmail.com> wrote:
> I am working on a project where I will be receiving measurements from
> the Global
> Positioning System, presumably latitude and longitude measurements,
> and I will
> need to calculate the distances between the measurement points. The
> measurements
> will all be taken over a region of only a few miles so I guess I could
> assume
> the earth is flat over this region and just calculate the straight
> line
> distance.
>
> But I was wondering if anyone could help me with a more mathematically
> rigorous method for calculating distance from pairs of latitude/
> longitude
> measurements?
>
> thanks,
>
> llo

As mentioned below map_2points works. I've found distance_sphere (in
the ICG library) to be handy because it works with vectors.

-k.

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[Message index]

		Re: how to calculate distance from pairs of latitude/longitude measurements? By: Jeremy Bailin on Thu, 12 March 2009 07:20
		Re: how to calculate distance from pairs of latitude/longitude measurements? By: mankoff on Thu, 12 March 2009 05:02
		Re: how to calculate distance from pairs of latitude/longitude measurements? By: natha on Wed, 11 March 2009 14:12
		Re: how to calculate distance from pairs of latitude/longitude measurements? By: KRDean on Wed, 11 March 2009 13:44
		Re: how to calculate distance from pairs of latitude/longitude measurements? By: David Fanning on Wed, 11 March 2009 13:33
		Re: how to calculate distance from pairs of latitude/longitude measurements? By: natha on Wed, 11 March 2009 13:21
		Re: how to calculate distance from pairs of latitude/longitude measurements? By: Bruce Bowler on Wed, 11 March 2009 13:07
		Re: how to calculate distance from pairs of latitude/longitude measurements? By: natha on Wed, 11 March 2009 12:49

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