Top "Geospatial" questions

pertaining to the geographic location and characteristics of natural or constructed features and boundaries on, above, or below the earth's surface; esp.

MongoDB Bound Queries: How do I convert mile to radian?

I have a collection of stores with a geospacial index on the location propery. What I am trying to do …

mongodb geospatial distance getdistance
What is SRID 0 for geometry columns?

So I added geometry columns to a spatial table and using some of the msdn references I ended up specifying …

sql sql-server geospatial
How to calculate distance from a point to a line segment, on a sphere?

I have a line segment (great circle part) on earth. The line segment is defined by the coordinates of its …

language-agnostic geometry gis geospatial distance
How can I get the installed GDAL/OGR version from python?

How can I get the installed GDAL/OGR version from python? I aware of the gdal-config program and are currently …

python gis geospatial gdal ogr
Is the Haversine Formula or the Vincenty's Formula better for calculating distance?

Which is better for calculating the distance between two latitude/longitude points, The Haversine Formula or The Vincenty's Formula? Why? …

language-agnostic geospatial latitude-longitude trigonometry
Check if point is in spatial object which consists of multiple polygons/holes

I have a SpatialPolygonsDataFrame with 11589 objects of class "polygons". 10699 of those objects consists of exactly 1 polygon, however the rest of …

r polygon geospatial spatial point-in-polygon
Using geometry with srid 4326, what unit of measure does STDistance return?

So here is my set up: I have a table such as: Id, Lat, Long, GeoPoint, GeomPoint both GeoPoint (geography) …

sql sql-server geospatial
Selecting a good SQL Server 2008 spatial index with large polygons

I'm having some fun trying to pick a decent SQL Server 2008 spatial index setup for a data set I am …

sql-server-2008 geospatial spatial spatial-query spatial-index
Change Projection in OpenLayers Map

I want to set "EPSG:4326" as the projection of an OpenLayers map, but when I try it, I always get "…

javascript geospatial openlayers openstreetmap proj4js
Datatype to Store Longitude/Latitude in Mysql

'43.005895','-71.013202' Trying to use: INSERT INTO table(fanDetLocZip, fanDetLocCity, fanDetLocState, fanDetLocLat, fanDetLocLong, fanDetLocTZ, fanDetLocDST) VALUES(00210, 'Portsmouth', 'NH', …

mysql floating-point geospatial sqldatatypes