Hi

Ideally you would like the position error to be under 10" for the device to 
work at it's best. That's probably going to equate to a couple of inches of 
error in X, Y, and Z.  Since GPS has cyclical errors, you need an average over 
a few days to get to that level. 

Bob

On Sep 11, 2013, at 1:49 PM, quartz55 <[email protected]> wrote:

> The lat lon did change when I did the survey.  On google, the lat lon is real 
> close, a foot or so for the before position and after also.  It certainly 
> doesn't march around the neighborhood looking, the last survey must have only 
> taken a few minutes.  As far as antenna position, I guess maybe I can put it 
> over on the hughes dish, but it's closer to the trees there.  How far away 
> from those beams do I need to get, so they're not in the el mask?  Maybe I 
> could put it on one of the roof vents but the coax will then drag across the 
> shingles.  I'll have to think about this.  On the deck is good, but the wifey 
> wouldn't go for that and it would be lots lower.  Maybe if I paint it flat 
> black she won't see it.
> 
> You can see where google reports it here and the arrow is more where it is, 
> so maybe it's 4-5' off.
> http://i251.photobucket.com/albums/gg287/DogTi/time/roof_zps5eccff6a.jpg
> 
> Dave
> _______________________________________________
> time-nuts mailing list -- [email protected]
> To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
> and follow the instructions there.

_______________________________________________
time-nuts mailing list -- [email protected]
To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
and follow the instructions there.

Reply via email to