Originally Posted by
Athens80
A method I'm aware of is using SportTracks training software to download the GPS track from your ride. Use the
elevation correction plugin. This will download elevation data for your ride track from SRTM (
Shuttle Radar Topography Mission). Then you can examine your track in detail in SportTracks to see the change in elevation between different points on your ride.
Oooooh, that's a really good idea! Thanks! I can totally use the existing street grid in OpenStreetMap and compute accurate elevations from SRTM.