Re: [JPP-Devel] Bursa-wolf parameters [WAS: Projection with Geotools2 CRS]

2007-09-18 Thread Stefan Steiniger
Edgar Soldin wrote: >Adrian, > >true, true .. well told story rhat ... thanks alot. > >just to make a point: >if bursa wolf parameters are missing, the parameters for an accurate >ellipsoid shift are missing, so results will be (very?) inaccurate? > > yes... usually in the dimension of 100m +

Re: [JPP-Devel] Bursa-wolf parameters [WAS: Projection with Geotools2 CRS]

2007-09-18 Thread Edgar Soldin
Adrian, true, true .. well told story rhat ... thanks alot. just to make a point: if bursa wolf parameters are missing, the parameters for an accurate ellipsoid shift are missing, so results will be (very?) inaccurate? kind regards ede -- > Hey, > > In the "for dummies" collection, "geodesy for

Re: [JPP-Devel] Bursa-wolf parameters [WAS: Projection with Geotools2 CRS]

2007-09-17 Thread Michaël Michaud
Hey, In the "for dummies" collection, "geodesy for dummies", from adrian, will surely become a best seller :-) Michael Adrian Custer a écrit : >On Mon, 2007-09-17 at 10:46 -0700, Jody Garnett wrote: > > >>Edgar Soldin wrote: >> >> >>>just one question .. what is this bursa wolf parameter

[JPP-Devel] Bursa-wolf parameters [WAS: Projection with Geotools2 CRS]

2007-09-17 Thread Adrian Custer
On Mon, 2007-09-17 at 10:46 -0700, Jody Garnett wrote: > Edgar Soldin wrote: > > just one question .. what is this bursa wolf parameter option? ... > My impression is that this is scary math I never quite understood. The > javadocs describe it all detail (and have links to papers etc..). Well,

Re: [JPP-Devel] Bursa-wolf parameters [WAS: Projection with Geotools2 CRS]

2007-09-17 Thread Larry Becker
LOL! Clear as mud! Larry On 9/17/07, Stefan Steiniger <[EMAIL PROTECTED]> wrote: > we should post this on the wiki :) > love it > > stefan > > Adrian Custer schrieb: > > On Mon, 2007-09-17 at 10:46 -0700, Jody Garnett wrote: > >> Edgar Soldin wrote: > >>> just one question .. what is this bursa

Re: [JPP-Devel] Bursa-wolf parameters [WAS: Projection with Geotools2 CRS]

2007-09-17 Thread Martin Davis
Well, who'd have thought there was such an obvious explanation? Good stuff! Adrian Custer wrote: > On Mon, 2007-09-17 at 10:46 -0700, Jody Garnett wrote: > >> Edgar Soldin wrote: >> >>> just one question .. what is this bursa wolf parameter option? >>> > > ... > > >> My impressi

Re: [JPP-Devel] Bursa-wolf parameters [WAS: Projection with Geotools2 CRS]

2007-09-17 Thread Stefan Steiniger
we should post this on the wiki :) love it stefan Adrian Custer schrieb: > On Mon, 2007-09-17 at 10:46 -0700, Jody Garnett wrote: >> Edgar Soldin wrote: >>> just one question .. what is this bursa wolf parameter option? > > ... > >> My impression is that this is scary math I never quite underst