Yes Landon I am although I'm not sunburned doing my surveying in rainy Ireland.
On Jan 31, 2008 11:32 PM, Landon Blake <[EMAIL PROTECTED]> wrote: > Are you a fellow surveyor Will? > > > > Just curious… > > > ------------------------------ > > *From:* [EMAIL PROTECTED] [mailto: > [EMAIL PROTECTED] *On Behalf Of *Will King > *Sent:* Thursday, January 31, 2008 3:34 PM > > *To:* [email protected] > *Subject:* Re: [Geowanking] Converting Lat Long to X Y > > > > I'll survey it for you after the Where Camp Mike;-) > > > > If it's a standalone grid then it will not be in any coord reference > system. Basically when surveying we call it a "local grid" ie a flat grid > not taking any earth curvature into consideration. You actually could link > it to WSG84 (a common gps lat/long reference system) by making your grid > larger to take in your garden for example. Then you could use GPS outside > to give you a starting set of coordinates. With consumer grade GPS this > wouldn't be very accurate though. > > > > Again the level is just a "local" level without GPS. I meant just measure > up from your floor and mark the wall every metre up. Imagine your light > switch was in the top right corner of your imaginary room and it was 2 > meters of the floor. > > > > The "local" coordinates for this light switch would then be (x)10.000, > (y)5.000, (z)2.000. > > > > You can use height data in kml I believe. > > > > Will > > On Jan 31, 2008 11:10 PM, Landon Blake <[EMAIL PROTECTED]> wrote: > > Just hire a surveyor. He will set up his reflectorless total station or > laser scanner in the middle of the room and will give you a complete > topographic survey when he is done. :] > > Landon > > > -----Original Message----- > From: [EMAIL PROTECTED] > > [mailto:[EMAIL PROTECTED] On Behalf Of Pall Thayer > Sent: Thursday, January 31, 2008 3:11 PM > To: [email protected] > > Subject: Re: [Geowanking] Converting Lat Long to X Y > > I think the only accurate means for doing this would be for you to > trace the grid onto the floors and walls with either a large > permanent marker or, even better, industrial grade, oil-based paint > to prevent it rubbing or flaking away during your daily routines. > Also, it's not enough to just measure the ends and trace string > between them. You're bound to introduce slight errors when actually > making the marks. These errors, although small to begin with, can > escalate to devastating proportions as the project progresses. You'll > have to make regular, incremental measurements progressing from your > 0,0 corner. The smaller the increments, the higher the accuracy. > > Please send us photos when you've finished tracing the grid. I'd > really like to see it. > > > On 31.1.2008, at 22:58, Will King wrote: > > > Mike > > > > After asking myself why;-) here's a quick and dirty method. > > > > First measure the lengths of your walls with tape or disto. Lets > > say your room is 10 metres by 5 metres. Then divide this into > > theoretical grid squares of your choosing ie 1 metre squares. > > > > Pick a corner and call this 0.000, 0.000 (this is your bottom left > > of your living room "grid" if you drew it on paper). Diagonally > > across (ie top right corner) from this coordinate is 10.000, > > 5.000. You can then get any coordinate in the room from this grid. > > > > To get a z level (elevation) measure up from your floor and "set a > > level" one metre or whatever up, mark it with pencil etc. > > > > Will > > > > On Jan 31, 2008 10:24 PM, Mike Liebhold <[EMAIL PROTECTED]> wrote: > > I'm thinking of mapping my living room. Does anyone have any > > sugggestions How should I convert the location of furniture, > > lamps, into location coordinates? I think I know how to do x and > > y, but z is a problem, though highly useful for finding things like > > books. > > > > - mike > > > > > > John Handelaar wrote: > >> > >> On Jan 31, 2008 9:34 PM, Paul Harwood <[EMAIL PROTECTED]> wrote: > >>> > >>> Hi, Just a lazy question from a novice geowanker I suppose...but > >>> it might save me an evenings surfing though if you can help. I > >>> have googled a bit, with a few solutions... but does anyone have > >>> a perl script (or a site) to hand, to do Lat Long conversions to > >>> X Y? I have UK postcode/outcode/location database that I want to > >>> convert from L Lo to X Y. > >> Again, "X Y" doesn't seem to mean anything specific, but a number > >> of useful tools and code samples, including stuff relating to OSGB > >> grid refs, can be found here: http://www.nearby.org.uk/ > >> downloads.html _______________________________________________ > >> Geowanking mailing list [email protected] http:// > >> lists.burri.to/mailman/listinfo/geowanking > > > > > > _______________________________________________ > > Geowanking mailing list > > [email protected] > > http://lists.burri.to/mailman/listinfo/geowanking > > > > > > > > -- > > Will King > > 0044 (0) 77950 96645 > > > > http://geodatasolutions.co.uk > > > > GPS Surveying | Location Data Capture | GIS Digital Mapping > > > > _______________________________________________ > > Geowanking mailing list > > [email protected] > > http://lists.burri.to/mailman/listinfo/geowanking > > > > > -- > Pall Thayer > [EMAIL PROTECTED] > http://www.this.is/pallit > > > > _______________________________________________ > Geowanking mailing list > [email protected] > http://lists.burri.to/mailman/listinfo/geowanking > > Warning: > Information provided via electronic media is not guaranteed against > defects including translation and transmission errors. If the reader is not > the intended recipient, you are hereby notified that any dissemination, > distribution or copying of this communication is strictly prohibited. If you > have received this information in error, please notify the sender > immediately. > > _______________________________________________ > > Geowanking mailing list > [email protected] > http://lists.burri.to/mailman/listinfo/geowanking > > > > > -- > Will King > 0044 (0) 77950 96645 > > http://geodatasolutions.co.uk > > GPS Surveying | Location Data Capture | GIS Digital Mapping > > _______________________________________________ > Geowanking mailing list > [email protected] > http://lists.burri.to/mailman/listinfo/geowanking > -- Will King 0044 (0) 77950 96645 http://geodatasolutions.co.uk GPS Surveying | Location Data Capture | GIS Digital Mapping
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