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26858Re: [CentralTexasGeocachers] Re: Garmin 60CSx question

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  • jgrajek@austin.rr.com
    Aug 14, 2008
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      How 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°?
      > Perseid88
      > Phil
      >
      > --- 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
      > a
      > > 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
      > course
      >
      >
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