On Thu, Apr 30, 2015 at 1:03 PM, Chris Braun <braun...@gmail.com> wrote:
> I have experience in GIS and RS but am quite new in OSM so sorry for the > newbie question. > Basically I would like to know if and how one can know when a feature was > mapped on the OSM map. Or rather what was the date of the imagery that was > used to map a specific feature. Since the OSM map is used by rescue teams, > I would find this information quite critical to assess whether a feature > may still exist or not, but I don't understand how this can be learnt from > the map. There does not seem to be a systematic tag for the date of the > image, or an automatic way to associate to a feature the date of the > imagery that was used to map it (or the most recent imagery that is still > showing this feature), but maybe I am missing something. Or maybe this can > be learnt from the "history" section? > I don't believe we capture imagery creation date in the OSM changeset. Bing image tiles do contain a date (right click on the background image in JOSM) but MapBox images last I checked do not. Since we don't capture that data at best you can do is look at the date of the changeset and the Bing image date. Clifford -- @osm_seattle osm_seattle.snowandsnow.us OpenStreetMap: Maps with a human touch
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