[time-nuts] GPS altitude somewhat wrong?
mkperrett at gmail.com
Wed Jun 8 19:27:52 EDT 2016
I just checked Google Earth and the elevation of your office is 5260', only
about 24' off of your GPS estimate if that is your location.
On Wed, Jun 8, 2016 at 1:33 PM, Van Horn, David <
david.vanhorn at backcountryaccess.com> wrote:
> I have just installed a Thunderbolt here to get our time and frequency
> equipment all on the same page.
> As I was looking at the display on Lady Heather, I was noticing that the
> GPS altitude seems rather wrong.
> We are in Boulder CO, which is nominally 5430' and the antenna is about
> 20' off the ground.
> The display (near overdetermined position) reads 1589.72991 meters or 5216
> and change in feet.
> Altitude is a big deal around here. :)
> I suppose 214' isn't that outrageous, but it does bring me to a question:
> How accurate is the altitude number really?
> David VanHorn
> Lead Hardware Engineer
> Backcountry Access, Inc.
> 2820 Wilderness Pl, Unit H
> Boulder, CO 80301 USA
> phone: 303-417-1345 x110
> email: david.vanhorn at backcountryaccess.com<mailto:
> david.vanhorn at backcountryaccess.com>
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