Nick Spalding (spalding@[EMAIL PROTECTED]
) wrote:
> Brettster wrote, in
> <1ba98e49-9a0b-4fbc-a7eb-1e37cdf155ed@[EMAIL PROTECTED]
>
> on Sat, 3 May 2008 22:27:37 -0700 (PDT):
>
>> My regular walk to the Beverly Hills Public Library seems like a
>> gradual uphill climb -- nothing on par with San Francisco, but a
>> very slight incline most or all of the way. As you might expect,
>> the walk back home is a breeze. According to my handheld Garmin
>> GPS, it's exactly 1.75 miles each way. But I wondered exactly how
>> much height I was achieving on my walk, in addition to the
>> distance. How can I tell? Can a handheld device measure something
>> like that? It could be several feet or, I suppose, it could be
>> more. I have utterly no idea. Any ideas?
>
> My Garmin GPS 12 has a field on the main position page that can be
> set to Trip distance, Average speed, Max speed or Elapsed time and
> another which has Altitude, Trip time, Elapsed time or Trip
> distance. I keep them set to Trip distance and Altitude.
>
> The accuracy of altitude is generally about a half that of
> position or distance, if the EPE on the satellite page is 10m
> altitude will be ~±20m. We discussed this in February in the
> thread 'Ping: Tom Tom One Users'.
>
Sounds like Brett won't get meaningful numbers then. His altitude
gained is likely to be smaller than the margin of error.
--
Opus the Penguin
It's a little disturbing to be this Brobdingnagian monster from a
family of tiny hominids. - Dover Beach
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