Hey Scott, Do the calculations take into account the curvature of the earth?
A straight line from here to 100 mi from here goes through some dirt. Driving there is a little bit farther than 100mi. Just occured to me while sitting here. -Dan ___ Sent with SnapperMail www.snappermail.com ...... Original Message ....... On Thu, 17 Sep 2009 19:57:04 -0700 "Scott Miller" <[email protected]> wrote: >But the very close position (~30 ft) was correct, right? > >I'm not sure what's going on here. The calculation itself is fairly >simple. Seems more likely that it's a decoding problem. > >Scott > >Fred Hillhouse wrote: >> >> >> Hi Scott, >> >> I will see what I can capture. It will take a few days to get it. At the >> moment, PNRDVL is off the air for some testing on another system. It >> will return on Friday evening. >> >> The distance on the GPS always appears correct. And the waypoint is >> always where it should be. >> >> On the LCD, the distance appears to be consistently much longer when the >> distance is short. How short I don't know. I will have to do some more >> data gathering and forward it. >> >> Best regards, >> Fred >> >> >> >> >> ------------------------------------------------------------------------ >> *From:* [email protected] [mailto:[email protected]] >> *On Behalf Of *Scott Miller >> *Sent:* Tuesday, September 15, 2009 21:36 >> *To:* [email protected] >> *Subject:* Re: [tracker2] Distance calculations >> >> >> >> Hmmm. Is the reported distance consistent? Can you send me an example >> of a raw packet that it's reporting incorrectly? >> >> Scott >> >> Fred Hillhouse wrote: >> > >> > >> > HI Scott, >> > >> > That is correct. >> > >> > Best regards, >> > Fred >> > >> > ---------------------------------------------------------- >> > *From:* [email protected] >> <mailto:tracker2%40yahoogroups.com> [mailto:[email protected] >> <mailto:tracker2%40yahoogroups.com>] >> > *On Behalf Of *Scott Miller >> > *Sent:* Tuesday, September 15, 2009 00:24 >> > *To:* [email protected] <mailto:tracker2%40yahoogroups.com> >> > *Subject:* Re: [tracker2] Distance calculations >> > >> > >> > >> > Is that showing 4 miles on the LCD and 0.27 miles on the GPS? >> > >> > Scott >> > >> > Fred Hillhouse wrote: >> > > >> > > [Attachment(s) <#TopText> from Fred Hillhouse included below] >> > > >> > > Hi Scott, >> > > >> > > I noticed a slight distance discrepancy the other day and >> > captured a photo. >> > > Or I have a incorrect setting. I am good with either option. It >> > looks like >> > > the range calculations are okay when the distance is close but >> > not when it >> > > is further way. I have seen this several times. >> > > >> > > Thanks! >> > > >> > > Best regards, >> > > Fred >> > > >> > > >> > >> > >> >> > > > >------------------------------------ > >Yahoo! Groups Links > > >
