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Groups > sci.physics.relativity > #422770
| From | Sylvia Else <sylvia@not.at.this.address> |
|---|---|
| Newsgroups | sci.physics.relativity |
| Subject | Re: The BIG GPS Accuracy Breakthrough Explained. |
| Date | 2017-06-17 15:23 +1000 |
| Message-ID | <eqjslrF3horU1@mid.individual.net> (permalink) |
| References | (12 earlier) <ohs8tg$8kq$1@gioia.aioe.org> <ohtllp$lb9$1@news.albasani.net> <ohtnca$6v5$1@gioia.aioe.org> <fa9a6226-f6c7-4a2f-b467-f3a33900ee61@googlegroups.com> <oi1nfa$dfi$1@gioia.aioe.org> |
On 17/06/2017 8:52 AM, HGW... wrote: > On 16/06/17 05:23, Prokaryotic Caspase Homolog wrote: >> On Thursday, June 15, 2017 at 5:26:21 AM UTC-5, HGW, DSc. wrote: > >> You presume that the authors of the website necessarily get all the >> details correct? You believe everything that you read on the internet? >> >>>> So you know there is a local reference station, we are talking about >>>> a differential GPS system. >>> >>> My course does not have a local reference station. >> >> Golf courses are a very competitive business, so most major courses >> offer DGPS. Maybe not all of the tiny municipal 5-hole courses, but >> certainly all the big ones. >> >> Besides which, DGPS offers important cost savings benefits to the >> course owners. As one important part of a total water management >> program, DGPS (along with choice of grasses, advanced irrigation >> systems, landscape design, mowing strategies, irrigation scheduling >> etc.) helps provide savings of many thousands of dollars per year. > > I don't know why a land based system is not used for all civilian > positioning anyway. It would be much cheaper than sending satellites > into orbit... and black spots could be eliminated as they are with > mobile phones. > > There are plenty of places where mobile phones don't work. Also, large areas of ocean are unreachable by anything other than low radio frequencies from land-based stations. There was a world-wide land base system called Omega. It was only accurate to within a number of kilometres. Sylvia.
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The BIG GPS Accuracy Breakthrough Explained. "HGW, DSc." <HG@....> - 2017-06-11 06:39 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Gary Harnagel <hitlong@yahoo.com> - 2017-06-10 18:15 -0700
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-11 19:26 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-11 20:05 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-11 20:34 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Odd Bodkin <bodkinodd@gmail.com> - 2017-06-11 11:38 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-12 10:19 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Mikko <mikko.levanto@outlook.com> - 2017-06-14 13:14 +0300
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW, DSc." <HG@....> - 2017-06-15 07:19 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-15 12:47 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW, DSc." <HG@....> - 2017-06-15 19:59 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-16 11:48 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-17 08:53 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-17 08:59 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. moroney@world.std.spaamtrap.com (Michael Moroney) - 2017-06-17 02:19 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-17 15:05 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. moroney@world.std.spaamtrap.com (Michael Moroney) - 2017-06-18 03:35 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-19 08:13 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-17 12:34 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-17 15:06 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-17 17:02 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW, DSc." <HG@....> - 2017-06-17 22:27 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Tom Roberts <tjroberts137@sbcglobal.net> - 2017-06-17 09:49 -0500
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-11 21:38 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-12 10:14 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-12 12:11 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-12 20:14 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-13 13:05 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-14 13:16 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. "Paul B. Andersen" <relativity@paulba.no> - 2017-06-14 12:07 +0200
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW, DSc." <HG@....> - 2017-06-15 07:14 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. "Paul B. Andersen" <relativity@paulba.no> - 2017-06-15 11:57 +0200
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW, DSc." <HG@....> - 2017-06-15 20:27 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Prokaryotic Caspase Homolog <prokaryotic.caspase.homolog@gmail.com> - 2017-06-15 12:06 -0700
Re: The BIG GPS Accuracy Breakthrough Explained. Prokaryotic Caspase Homolog <prokaryotic.caspase.homolog@gmail.com> - 2017-06-15 12:23 -0700
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-17 08:52 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-17 15:23 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW, DSc." <HG@....> - 2017-06-17 22:40 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-18 19:57 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-19 08:10 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-19 11:45 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. moroney@world.std.spaamtrap.com (Michael Moroney) - 2017-06-19 06:02 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-19 18:44 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Prokaryotic Caspase Homolog <prokaryotic.caspase.homolog@gmail.com> - 2017-06-19 03:17 -0700
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-19 20:22 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. moroney@world.std.spaamtrap.com (Michael Moroney) - 2017-06-19 12:49 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-19 18:39 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Tom Roberts <tjroberts137@sbcglobal.net> - 2017-06-19 22:46 -0500
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-20 20:20 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Odd Bodkin <bodkinodd@gmail.com> - 2017-06-20 11:20 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-21 08:48 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Prokaryotic Caspase Homolog <prokaryotic.caspase.homolog@gmail.com> - 2017-06-14 15:03 -0700
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-15 08:58 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. moroney@world.std.spaamtrap.com (Michael Moroney) - 2017-06-12 03:54 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-12 20:17 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Lolek Atoru <oitiruc@rwuca.oa> - 2017-06-13 20:58 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. Tom Roberts <tjroberts137@sbcglobal.net> - 2017-06-12 09:20 -0500
Re: The BIG GPS Accuracy Breakthrough Explained. Selina Dieter <uiueeits@wlwtwstd.ci> - 2017-06-12 14:29 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-13 14:22 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Nými Icelulózy <ejienm@wzsfwe.ul> - 2017-06-16 11:42 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-16 22:22 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Ecembre Abin <umueuu@eibbwaw.ee> - 2017-06-17 08:37 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. Sylvia Else <sylvia@not.at.this.address> - 2017-06-17 19:37 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. Tom Roberts <tjroberts137@sbcglobal.net> - 2017-06-13 09:13 -0500
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW, DSc." <HG@....> - 2017-06-13 04:35 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. moroney@world.std.spaamtrap.com (Michael Moroney) - 2017-06-12 19:40 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-13 11:07 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. moroney@world.std.spaamtrap.com (Michael Moroney) - 2017-06-13 16:13 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-14 13:18 +1000
Re: The BIG GPS Accuracy Breakthrough Explained. moroney@world.std.spaamtrap.com (Michael Moroney) - 2017-06-14 04:31 +0000
Re: The BIG GPS Accuracy Breakthrough Explained. "Paul B. Andersen" <relativity@paulba.no> - 2017-06-13 19:49 +0200
Re: The BIG GPS Accuracy Breakthrough Explained. "HGW..." <hgw@....> - 2017-06-14 13:19 +1000
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