[GeoStL] Re: Averaging coordinates

  • From: "Mike Griffin" <griff@xxxxxxxxxxxx>
  • To: <geocaching@xxxxxxxxxxxxx>
  • Date: Thu, 10 May 2007 10:06:49 -0500

Garmin told us the best accuracy comes from watching your satellite screen, 
letting the gps settle, getting the most satellites with the best accuracy and 
then marking the WP! No averaging.

Mike
  ----- Original Message ----- 
  From: Sarah Chisholm 
  To: geocaching@xxxxxxxxxxxxx 
  Sent: Wednesday, May 09, 2007 5:28 PM
  Subject: [GeoStL] Re: Averaging coordinates


  well, that only work if your GPS has an averaging feature...

  Sarah


  ----- Original Message ----
  From: Michael Rogers <mrogers07@xxxxxxxxxxxxx>
  To: geocaching@xxxxxxxxxxxxx
  Sent: Wednesday, May 9, 2007 4:39:39 PM
  Subject: [GeoStL] Re: Averaging coordinates


  -
  Or you could just use your GPSr's averaging feature
  and let the unit sit there for a while...worked for my
  caches quite well.

  -Michael

  --- Sarah Chisholm <sarah_cf30@xxxxxxxxx> wrote:

  > Steven,
  > 
  > Say you took three readings for where you hid a
  > cache; just add the readings for the north
  > coordinate (usually just the last three numbers will
  > do) and divide by three. Do the same for the west
  > coordinate readings. This will average your
  > readings. If you use Expert GPS, the program will do
  > the averaging for you (if you tell it to, that
  > is...)
  > 
  > Sarah
  > 
  > 
  > ----- Original Message ----
  > From: Stephen Martin <faery_generic@xxxxxxx>
  > To: geocaching@xxxxxxxxxxxxx
  > Sent: Wednesday, May 9, 2007 4:11:31 PM
  > Subject: [GeoStL] Re: Using accurate coordinates
  > 
  > 
  > -
  > I read through the messages from this thread and the
  > one I started last week and definitely got my
  > answer.  The key is to use every resource you have
  > when hiding and/or finding a cache.  The needle and
  > the zero on a GPSr are not the end all of the hunt. 
  > The cache page, logs, hints, google earth and
  > personal experience must factor together.
  > 
  > I can use my GPSr to get several marks on my spot to
  > hide and then use what is closest.  I don't mind
  > doing that because it doesn't involve playing on the
  > computer and does involve nature.  I do NOT know for
  > sure how to get the average of my marks and would
  > love help with that.
  > 
  > Is that enough to be acceptable regarding getting
  > the best coordinates?
  > 
  > When I search and hopefully find I will continue to
  > tread lightly and use all info I have gathered
  > before heading on the hunt.  I will start to leave
  > logs that can be useful to next cacher.
  > 
  > When having lunch on Friday's I will chew each bite
  > 59 times and wait until after I swallow to talk.  I
  > may use utensils too.
  > 
  > Stephen
  > 
  > PS- I am serious about wanting to learn how to
  > average marks to better my ccordinates.
  > 
  > 
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  list, click -----> //www.freelists.org/list/geocaching 
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