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Re: [gpsd-users] STATUS_DGPS_FIX mystery
From: |
Gary E. Miller |
Subject: |
Re: [gpsd-users] STATUS_DGPS_FIX mystery |
Date: |
Thu, 21 Jan 2016 14:43:02 -0800 |
Yo Eric!
On Thu, 21 Jan 2016 17:36:02 -0500
"Eric S. Raymond" <address@hidden> wrote:
> > Eric, any reason for this commit? Looks like a step backwards. I
> > would like STATUS_DGPS_FIX restored.
>
> Why? What you really want to know in practuce is the XYZ %95 error ,
> no?
As a matter of principal, I just hate to throw away any data.
> I took this out because some devices don't report that status.
Rush to the least common denominator? I hope not.
> But we
> can get 95% error ranges ever time from a comptation on the skyview.
But the CEP(95) will differ with the same skyview depending on whether
you have DGPS data ni use or not. Improvement by somewhat more than a
factor of 2. Does the current computation allow for that? And just
because the GPS a WAAS bird in the skyview does not mean it has the
correction data downloaded and in use yet.
RGDS
GARY
---------------------------------------------------------------------------
Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97703
address@hidden Tel:+1 541 382 8588
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- [gpsd-users] STATUS_DGPS_FIX mystery, Roger Oberholtzer, 2016/01/21
- Re: [gpsd-users] STATUS_DGPS_FIX mystery, Roger Oberholtzer, 2016/01/22
- Re: [gpsd-users] STATUS_DGPS_FIX mystery, Eric S. Raymond, 2016/01/22
- Re: [gpsd-users] STATUS_DGPS_FIX mystery, Gary E. Miller, 2016/01/22
- Re: [gpsd-users] STATUS_DGPS_FIX mystery, Eric S. Raymond, 2016/01/22
- Re: [gpsd-users] STATUS_DGPS_FIX mystery, Greg Troxel, 2016/01/22
- Re: [gpsd-users] STATUS_DGPS_FIX mystery, Roger Oberholtzer, 2016/01/25
- Re: [gpsd-users] STATUS_DGPS_FIX mystery, Greg Troxel, 2016/01/22