26858Re: [CentralTexasGeocachers] Re: Garmin 60CSx question
- Aug 14, 2008How do you all survive in that oppressive heat? Hard to believe you all braved 75 degrees at all. :-)
---- perseid88 <uecker@...> wrote:
> Well, I'm in South Dakota and I did a test the other day. I have never
> really believed the distance on the GPS when doing long treks.
> Especially in the woods with varied signal. But I was surprised at how
> accurate I thought it was.
> I did a loop that was advertised as 8.6 miles. My approach to the
> trail was .25 mile away so I added .50 to that. We also took another
> side trip when I realized we were .19 mile from ice cream at the KOA
> near Keystone.
> This was a trip from 5100' elevation to the highest point in South
> Dakota at just over 7200' on Harney Peak. So all together we should
> have been close to 10 miles. 7 hours later when we returned to the
> truck, the GPS read 9.81. Pretty good. We went ahead and walked
> another .19 before we left just so we could say we did 10 miles and
> 2000' elevation gain/loss. It was my 11 year old grandson with me.
> Did I mention it was a balmy 75°?
> --- In CentralTexasGeocachers@yahoogroups.com, "J.P. Grajek"
> <jgrajek@...> wrote:
> > The accuracy error is carried over the entire course. If I stand on a
> > spot and look at what I presume to be true North but am off by .03 of
> > degree, the error is non nonexistent within the city limits. But, the
> > error would be much greater in South Dakota. If you are walking a
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