You should check the measurement directly from aerial imagery in iD or JOSM, or by visiting the location in person and measuring or estimating.
On Sat, Jun 13, 2020 at 9:24 AM 80hnhtv4agou--- via Talk-us < talk-us@openstreetmap.org> wrote: > since the complainer removed the source (google map) do i remove the # as > well ? > > > > Saturday, June 13, 2020 11:09 AM -05:00 from Mike Thompson < > miketh...@gmail.com>: > > > > According to the Google Maps Terms of service, you cannot use it in any > way to make another map. [0] I would think that would include using its > ruler if the purpose of using the ruler is to edit OSM. > > [0] 2.d of https://www.google.com/help/terms_maps/ > > On Sat, Jun 13, 2020 at 9:47 AM 80hnhtv4agou--- via Talk-us < > talk-us@openstreetmap.org > <//e.mail.ru/compose/?mailto=mailto%3atalk%2...@openstreetmap.org>> wrote: > > because i was asked to change my edit based on my own ruler measurement, > > but it was just a ruler on google maps. > > > Saturday, June 13, 2020 10:42 AM -05:00 from Mateusz Konieczny via Talk-us > <talk-us@openstreetmap.org > <//e.mail.ru/compose/?mailto=mailto%3atalk%2...@openstreetmap.org>>: > > If you were not copying Google Maps then why you were using the ruler? > > Why using ruler on Google Maps would be even necessary? > > Jun 13, 2020, 17:31 by t...@openstreetmap.org > <//e.mail.ru/compose/?mailto=mailto%3at...@openstreetmap.org>: > > i put them as a source i used a ruler on there map. > > > > Saturday, June 13, 2020 10:20 AM -05:00 from Mateusz Konieczny via talk < > t...@openstreetmap.org <http:///compose?To=t...@openstreetmap.org>>: > > > > > Jun 13, 2020, 16:59 by eric.lad...@gmail.com > <//e.mail.ru/compose/?mailto=mailto%3aeric.lad...@gmail.com>: > > Yeah, be careful with Google Maps. It's owned and created by a company > and if you copy from it and they can prove it, they could sue the OSM > Foundation into oblivion. They used to even have their OWN satellites to > obtain imagery. That's serious money. > > That is not the main problem. Main problem is that it goes our own > fundamental rules. > Mappers must not use other maps* even if whoever hold copyright is unable > to sue for some reason. > > And "they can prove it" part may be misleading - you are not allowed to > copy even if you think that > you can hide the copying so that noone will notice it. > > *that is more complicated, we are must not copyrighted data on > incompatible licenes - > but if you are unsure what it means do not use other maps and ask for help > before doing this > > > Typically, with local edits, I put "Local knowledge" as the source. > Sounds more highbrow than "my eyeballs". > > I usually put survey/memory depending on how recent my data is. > > IMO, if somebody is challenging one of your local edits, if they are not > local also, they should be told as much and sent on their way - UNLESS it's > something that relates to a mapping standard or best practice. Then, learn > from your mistakes and move on. > > +1 > > On Sat, Jun 13, 2020 at 9:32 AM 80hnhtv4agou--- via Talk-us < > talk-us@openstreetmap.org> wrote: > > this was a tool on the map that measured distance. > > Have you copied that map? I am unsure how the distance measuring tool > relates to "why are you telling me I can not use google as a map source"? > > > > Saturday, June 13, 2020 9:29 AM -05:00 from Mateusz Konieczny via Talk-us < > talk-us@openstreetmap.org>: > > You are not allowed to use Google Maps as source. > > Have you used Google Maps to edit OSM? > > "since all the maps on OSM are old news like in my local area 7 months > old." > > FYI, world is larger than your local area. > > > Jun 13, 2020, 16:08 by talk-us@openstreetmap.org: > > If you people want me to prove my edit by adding a source, and a person > from the data group as an editor, > > asks me to prove it, and i redo my edit and he does not get back to me, > why are you telling me I can not use > > google as a map source, since all the maps on OSM are old news. like in my > local area 7 months old. > > > > > _______________________________________________ > Talk-us mailing list > Talk-us@openstreetmap.org <http:///compose?To=talk%2...@openstreetmap.org> > https://lists.openstreetmap.org/listinfo/talk-us > > > > > > _______________________________________________ > Talk-us mailing list > Talk-us@openstreetmap.org > https://lists.openstreetmap.org/listinfo/talk-us > > > > -- > Eric Ladner > > > _______________________________________________ > talk mailing list > t...@openstreetmap.org > https://lists.openstreetmap.org/listinfo/talk > > > > > > > > _______________________________________________ > Talk-us mailing list > Talk-us@openstreetmap.org <http:///compose?To=talk%2...@openstreetmap.org> > https://lists.openstreetmap.org/listinfo/talk-us > > > > > > _______________________________________________ > Talk-us mailing list > Talk-us@openstreetmap.org > <//e.mail.ru/compose/?mailto=mailto%3atalk%2...@openstreetmap.org> > https://lists.openstreetmap.org/listinfo/talk-us > > _______________________________________________ > Talk-us mailing list > Talk-us@openstreetmap.org <http:///compose?To=talk%2...@openstreetmap.org> > https://lists.openstreetmap.org/listinfo/talk-us > > > > > > _______________________________________________ > Talk-us mailing list > Talk-us@openstreetmap.org > https://lists.openstreetmap.org/listinfo/talk-us >
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