Comments for LaudonTech's GIS Blog http://laudontech.com/GISBlog Stay tuned for random GIS banter care of Laudontech... Fri, 03 Oct 2008 20:07:36 +0000 hourly 1 http://wordpress.org/?v=3.2.1 Comment on About LaudonTech by MapsRus http://laudontech.com/GISBlog/?page_id=6&cpage=1#comment-177 MapsRus Fri, 03 Oct 2008 20:07:36 +0000 http://laudontech.com/GISBlog/?page_id=6#comment-177 Sure...email me at info@laudontech.com for more information. Sure…email me at info@laudontech.com for more information.

]]> Comment on About LaudonTech by amanda schreiner http://laudontech.com/GISBlog/?page_id=6&cpage=1#comment-176 amanda schreiner Fri, 03 Oct 2008 20:04:29 +0000 http://laudontech.com/GISBlog/?page_id=6#comment-176 Hi - i am trying to figure out how i can make a floor plan driven by a database - any ideas? Hi – i am trying to figure out how i can make a floor plan driven by a database – any ideas?

]]> Comment on Mapping Your Office Using Google Maps Just Got Better… by Mapping Your Office Using Google Maps Just Got Better… : Dtv 2009 http://laudontech.com/GISBlog/?p=49&cpage=1#comment-163 Mapping Your Office Using Google Maps Just Got Better… : Dtv 2009 Tue, 26 Aug 2008 20:44:03 +0000 http://laudontech.com/GISBlog/?p=49#comment-163 [...] Original post by MapsRus [...] [...] Original post by MapsRus [...]

]]> Comment on Google Street View Car Spotted in Sydney, Australia by your time starts… now » Time wastin’ Tuesday http://laudontech.com/GISBlog/?p=10&cpage=1#comment-162 your time starts… now » Time wastin’ Tuesday Tue, 05 Aug 2008 11:50:14 +0000 http://laudontech.com/GISBlog/?p=10#comment-162 [...] kinda weird to think the Google Streetview car came down my street. The grey Holden Astra loaded with Google’s special cameras quietly [...] [...] kinda weird to think the Google Streetview car came down my street. The grey Holden Astra loaded with Google’s special cameras quietly [...]

]]> Comment on Google Map Scale per zoom level… by geofumadas » Blog Archive » Google Maps, ahora con curvas de nivel http://laudontech.com/GISBlog/?p=28&cpage=1#comment-157 geofumadas » Blog Archive » Google Maps, ahora con curvas de nivel Thu, 03 Apr 2008 04:04:36 +0000 http://laudontech.com/GISBlog/?p=28#comment-157 [...] de 2x a 17x, a la verdad eso no se puede asociar a una escala fácilmente, ya algunos han hecho sus aproximaciones, llegando a buenos niveles de [...] [...] de 2x a 17x, a la verdad eso no se puede asociar a una escala fácilmente, ya algunos han hecho sus aproximaciones, llegando a buenos niveles de [...]

]]> Comment on Google Map Scale per zoom level… by Google Maps, ahora con curvas de nivel http://laudontech.com/GISBlog/?p=28&cpage=1#comment-156 Google Maps, ahora con curvas de nivel Thu, 03 Apr 2008 03:58:29 +0000 http://laudontech.com/GISBlog/?p=28#comment-156 [...] de 2x a 17x, a la verdad eso no se puede asociar a una escala fácilmente, ya algunos han hecho sus aproximaciones, llegando a buenos niveles de [...] [...] de 2x a 17x, a la verdad eso no se puede asociar a una escala fácilmente, ya algunos han hecho sus aproximaciones, llegando a buenos niveles de [...]

]]> Comment on Google Map Scale per zoom level… by Helsted http://laudontech.com/GISBlog/?p=28&cpage=1#comment-152 Helsted Mon, 25 Feb 2008 10:02:13 +0000 http://laudontech.com/GISBlog/?p=28#comment-152 I've made some calculations, and I do not reach the same scale values. I use the tilling scheme provided by google to calculate envelope's in each zoom level. (Remember that Google Maps use Mercator meters) Here are my results: Zoom level 0 1:20088000.56607700 meters Zoom level 1 1:10044000.28303850 meters Zoom level 2 1:5022000.14151925 meters Zoom level 3 1:2511000.07075963 meters Zoom level 4 1:1255500.03537981 meters Zoom level 5 1:627750.01768991 meters Zoom level 6 1:313875.00884495 meters Zoom level 7 1:156937.50442248 meters Zoom level 8 1:78468.75221124 meters Zoom level 9 1:39234.37610562 meters Zoom level 10 1:19617.18805281 meters Zoom level 11 1:9808.59402640 meters Zoom level 12 1:4909.29701320 meters Zoom level 13 1:2452.14850660 meters Zoom level 14 1:1226.07425330 meters Zoom level 15 1:613.03712665 meters Zoom level 16 1:306.51856332 meters Zoom level 17 1:153.25928166 meters Zoom level 18 1:76.62964083 meters Zoom level 19 1:38.31482042 meters PS. you don't have to know these scale values to create a tiling scheme for ArcGIS Server :-) I’ve made some calculations, and I do not reach the same scale values.
I use the tilling scheme provided by google to calculate envelope’s in each zoom level.
(Remember that Google Maps use Mercator meters)

Here are my results:

Zoom level 0 1:20088000.56607700 meters
Zoom level 1 1:10044000.28303850 meters
Zoom level 2 1:5022000.14151925 meters
Zoom level 3 1:2511000.07075963 meters
Zoom level 4 1:1255500.03537981 meters
Zoom level 5 1:627750.01768991 meters
Zoom level 6 1:313875.00884495 meters
Zoom level 7 1:156937.50442248 meters
Zoom level 8 1:78468.75221124 meters
Zoom level 9 1:39234.37610562 meters
Zoom level 10 1:19617.18805281 meters
Zoom level 11 1:9808.59402640 meters
Zoom level 12 1:4909.29701320 meters
Zoom level 13 1:2452.14850660 meters
Zoom level 14 1:1226.07425330 meters
Zoom level 15 1:613.03712665 meters
Zoom level 16 1:306.51856332 meters
Zoom level 17 1:153.25928166 meters
Zoom level 18 1:76.62964083 meters
Zoom level 19 1:38.31482042 meters

PS. you don’t have to know these scale values to create a tiling scheme for ArcGIS Server :-)

]]> Comment on Hmmm…”Satellite Navigation Systems (GPS) a problem”? by MapsRus http://laudontech.com/GISBlog/?p=33&cpage=1#comment-144 MapsRus Sat, 23 Feb 2008 19:10:23 +0000 http://laudontech.com/GISBlog/?p=33#comment-144 Exactly...good for a laugh though...almost as good as using Google Maps driving directions... Exactly…good for a laugh though…almost as good as using Google Maps driving directions…

]]> Comment on Hmmm…”Satellite Navigation Systems (GPS) a problem”? by Dave Smith http://laudontech.com/GISBlog/?p=33&cpage=1#comment-143 Dave Smith Sat, 23 Feb 2008 18:59:21 +0000 http://laudontech.com/GISBlog/?p=33#comment-143 I'm starting to think that folks are just blaming their own idiocy on GPS. GPS was intended to augment human knowledge and judgement, not REPLACE it. I’m starting to think that folks are just blaming their own idiocy on GPS.
GPS was intended to augment human knowledge and judgement, not REPLACE it.

]]> Comment on Google Street View Car Spotted in Sydney, Australia by Mubd http://laudontech.com/GISBlog/?p=10&cpage=1#comment-141 Mubd Sat, 23 Feb 2008 10:29:30 +0000 http://laudontech.com/GISBlog/?p=10#comment-141 That google car is in my town..... That google car is in my town…..

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