H
half_pint
Guest
No thats a lie you said 100 meter, or at least 100 was thedistance in
question.
Own up.
"David Martin" <[email protected]> wrote in message
news:[email protected]...
> half_pint wrote:
> > You said 100 meters.
>
> No *I* didn't. If you were reading a properly interleaved thread, or
> could read a thread in your newsreader properly, you will have seen that
> the original distance to be measured was estimated at 17km. Various
> calibration methods were suggested for the bike computer, including
> using the 100m posts on a major road. The measurement is not 100m, but
> many km.
>
> Oh, and when selective availability was turned off, my P-i-L went from
> being able to determine which end of the boat they were on, to which
> side they were on.
>
> ..d
>
> >
> > I beleive GPS is only accurate to within meters, yes it would
differenceiate
> > the ends of a narrow boat but it is not precise.
> >
> > "David Martin" <[email protected]> wrote in message
> > news:[email protected]...
> >
> >>half_pint wrote:
> >>
> >>>Well I can remember that from yesterday.
> >>>I don't think GPS is actually that accurate, infact rather to
> >>>inaccurate for measureing 100m, I believe the margin of
> >>>error is several meters.
> >>
> >>If you hadn't snipped what I was replying to, then you would have seen
> >>that the distance is of the order of ten to twenty kilometers. As my
> >>in-laws found the GPS sensitive enough to tell them which end of their
> >>narrow boat they were on (always useful to know which end should be
> >>going forwards), I think it should give a reasonable approximation on
> >>1000 times that distance.
> >>
> >>..d
> >>
> >>
> >>
> >>
> >>>"David Martin" <[email protected]> wrote in message
> >>>news:BDE85446.5EBA%[email protected]...
> >>>
> >>>
> >>>>It is quite an assumption to presume that the 100m markers are
actually
> >
> > at
> >
> >>>>100m. Better to use a GPS to monitor the exact distance.
> >>>>
> >>>>(And if you want to see what I was replying to you only have to
remember
> >>>
> >>>the
> >>>
> >>>
> >>>>thread, or click on the previous button)
> >>>>
> >>>>..d
> >>>>
> >>>
> >>>
> >>>
> >
> >
question.
Own up.
"David Martin" <[email protected]> wrote in message
news:[email protected]...
> half_pint wrote:
> > You said 100 meters.
>
> No *I* didn't. If you were reading a properly interleaved thread, or
> could read a thread in your newsreader properly, you will have seen that
> the original distance to be measured was estimated at 17km. Various
> calibration methods were suggested for the bike computer, including
> using the 100m posts on a major road. The measurement is not 100m, but
> many km.
>
> Oh, and when selective availability was turned off, my P-i-L went from
> being able to determine which end of the boat they were on, to which
> side they were on.
>
> ..d
>
> >
> > I beleive GPS is only accurate to within meters, yes it would
differenceiate
> > the ends of a narrow boat but it is not precise.
> >
> > "David Martin" <[email protected]> wrote in message
> > news:[email protected]...
> >
> >>half_pint wrote:
> >>
> >>>Well I can remember that from yesterday.
> >>>I don't think GPS is actually that accurate, infact rather to
> >>>inaccurate for measureing 100m, I believe the margin of
> >>>error is several meters.
> >>
> >>If you hadn't snipped what I was replying to, then you would have seen
> >>that the distance is of the order of ten to twenty kilometers. As my
> >>in-laws found the GPS sensitive enough to tell them which end of their
> >>narrow boat they were on (always useful to know which end should be
> >>going forwards), I think it should give a reasonable approximation on
> >>1000 times that distance.
> >>
> >>..d
> >>
> >>
> >>
> >>
> >>>"David Martin" <[email protected]> wrote in message
> >>>news:BDE85446.5EBA%[email protected]...
> >>>
> >>>
> >>>>It is quite an assumption to presume that the 100m markers are
actually
> >
> > at
> >
> >>>>100m. Better to use a GPS to monitor the exact distance.
> >>>>
> >>>>(And if you want to see what I was replying to you only have to
remember
> >>>
> >>>the
> >>>
> >>>
> >>>>thread, or click on the previous button)
> >>>>
> >>>>..d
> >>>>
> >>>
> >>>
> >>>
> >
> >