[OSM-talk] A newbie starting mapping (Andy)

Wed May 7 07:53:04 UTC 2025

Hello Andy,
Nice tip, going to check that one too.
Ernst.

talk-request at openstreetmap.org schreef op 6 mei 2025 14:00:28 EEST:
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>   2. Re: A newbie starting mapping (Andy Mabbett)
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>----------------------------------------------------------------------
>
>Message: 1
>Date: Mon, 5 May 2025 15:04:36 +0200
>From: Volker Schmidt <voschix at gmail.com>
>To: talk at openstreetmap.org
>Subject: Re: [OSM-talk] talk Digest, Vol 249, Issue 2
>Message-ID:
>	<CALQ-OR6afa_iRfzbJHKGr=-CoFOqg9j9UzxMb9O6cyppK8YiaA at mail.gmail.com>
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>Had a quick look at the location. There all sorts of alignment issues. But
>it is difficult to find a prevailing type of problem. The discrepencies go
>in all directions. The terrain is relatively flat, so the typical parallax
>error of previous versions of Bing imagery can be excluded. With a bit of
>fantasy I could recognise the same problem that we had here in Italy: until
>a couple of years back Bing imagery had a systematic alignment issue (in
>addition to the parallax problem in steep terrain) of a couple of meters.
>The present version of Bing imagery (in northern Italy) now aligns well
>with Strava Heatmaps and can be trusted. It looks that also in the area you
>mention the actual Bing imagery is reasonably well aligned road-wise with
>Strava Heatmaps for riding and walking. So my advice would be to not try
>realigning Bing imagery. Building footprints at Petra are off in all kind
>of directions. The worst error I can see is the pier which is off, in
>comparison with Strava walking heatmap by around 10 meters in direction
>NNE.
>
>On Mon, 5 May 2025, 13:15 , <talk-request at openstreetmap.org> wrote:
>
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>> Today's Topics:
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>>    1. weeklyOSM #771 24/04/2025-30/04/2025 (weeklyteam)
>>    2. A newbie starting mapping (Ernst)
>>    3. Re: A newbie starting mapping (Erwin Olario)
>>
>>
>> ----------------------------------------------------------------------
>>
>> Message: 1
>> Date: Sun,  4 May 2025 10:53:55 +0000 (UTC)
>> From: weeklyteam <lists at weeklyosm.eu>
>> To: talk at openstreetmap.org
>> Subject: [OSM-talk] weeklyOSM #771 24/04/2025-30/04/2025
>> Message-ID: <20250504105355.763627D052 at weeklyosm.eu>
>> Content-Type: text/plain; charset="utf-8"
>>
>> The weekly round-up of OSM news, issue # 771,
>> is now available online in English, giving as always a summary of a lot of
>> things happening in the openstreetmap world:
>>
>> https://www.weeklyosm.eu/archives/17848
>>
>> Enjoy!
>>
>> Did you know that you can also submit messages for the weeklyOSM? Just log
>> in to https://osmbc.openstreetmap.de/login with your OSM account. Read
>> more about how to write a post here:
>> https://www.weeklyosm.eu/this-news-should-be-in-weeklyosm
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>> weeklyOSM?
>> who: https://wiki.openstreetmap.org/wiki/WeeklyOSM#Available_Languages
>> where?:
>> https://umap.openstreetmap.fr/en/map/weeklyosm-is-currently-produced-in_56718#2/8.6/108.3
>>
>> ------------------------------
>>
>> Message: 2
>> Date: Mon, 05 May 2025 12:30:54 +0300
>> From: Ernst <ernst.te.brake at xs4all.nl>
>> To: talk at openstreetmap.org
>> Subject: [OSM-talk] A newbie starting mapping
>> Message-ID: <1E76074E-8081-4E7C-8E53-CDB5A9FC4A57 at xs4all.nl>
>> Content-Type: text/plain; charset=utf-8
>>
>> Hello,
>> I am Ernst (de_pelgrim) a Dutch guy always interested in mapping, but
>> never started the right way. Now I am doing some reading about mapping and
>> planning to practice mapping during my holiday in Lesbos Greece.
>> After walking around Petra (Lesbos) looking at what could be added I found
>> a lot of mapping work that can be done.
>> But my first remark is that the building drawn not always match the
>> location on bing satellite images and I am not able to shift the satellite
>> images to correct this. So is Bing not a good reference image or was an
>> other reference image used, which one?
>> Also a pier is about 10mtr off and has no connection.
>> I'm using Android based tools like osm go, every door and vespucci, no
>> desktop available at my holiday address.
>> I hope someone can help me start, by explaining what's best to do.
>> Best regards,
>> Ernst.
>> --
>> Sent from my OnePlus 5 with K-9 Mail.
>>
>>
>>
>> ------------------------------
>>
>> Message: 3
>> Date: Mon, 5 May 2025 17:53:59 +0800
>> From: Erwin Olario <govvin at gmail.com>
>> To: Ernst <ernst.te.brake at xs4all.nl>
>> Cc: talk at openstreetmap.org
>> Subject: Re: [OSM-talk] A newbie starting mapping
>> Message-ID:
>>         <
>> CAPmGdL9KsPgF-Aif6rizd2uyDOdUSoMNhXsU0qfwyO7Fcx+RXA at mail.gmail.com>
>> Content-Type: text/plain; charset="utf-8"
>>
>> Hello! Welcome to OpenStreetMap, and thank you for your contributions.
>>
>> Among the editors you've mentioned you're using, only Vespucci has the
>> option of re-aligning the imagery. See:
>> https://vespucci.io/help/en/Aligning%20background%20imagery/
>>
>> The ideal way of adjusting imagery is to align it with many (many) SatNav
>> tracks, and Strava is often used for this, but this could get tedious if
>> you need to realign dense neighborhoods.
>>
>> The practical way is to adjust the imagery to whatever is the alignment in
>> use in the area you're editing.
>>
>> Good luck with your mapping efforts, and don't forget to have fun!
>>
>> *Erwin Olario*
>> - - - - - - - - - - - - - - - - - - -
>> ? email: gowin at omg.lol
>>
>>
>> On Mon, May 5, 2025 at 5:36?PM Ernst <ernst.te.brake at xs4all.nl> wrote:
>>
>> > Hello,
>> > I am Ernst (de_pelgrim) a Dutch guy always interested in mapping, but
>> > never started the right way. Now I am doing some reading about mapping
>> and
>> > planning to practice mapping during my holiday in Lesbos Greece.
>> > After walking around Petra (Lesbos) looking at what could be added I
>> found
>> > a lot of mapping work that can be done.
>> > But my first remark is that the building drawn not always match the
>> > location on bing satellite images and I am not able to shift the
>> satellite
>> > images to correct this. So is Bing not a good reference image or was an
>> > other reference image used, which one?
>> > Also a pier is about 10mtr off and has no connection.
>> > I'm using Android based tools like osm go, every door and vespucci, no
>> > desktop available at my holiday address.
>> > I hope someone can help me start, by explaining what's best to do.
>> > Best regards,
>> > Ernst.
>> > --
>> > Sent from my OnePlus 5 with K-9 Mail.
>> >
>> > _______________________________________________
>> > talk mailing list
>> > talk at openstreetmap.org
>> > https://lists.openstreetmap.org/listinfo/talk
>> >
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>------------------------------
>
>Message: 2
>Date: Mon, 5 May 2025 14:29:08 +0100
>From: Andy Mabbett <andy at pigsonthewing.org.uk>
>To: talk at openstreetmap.org
>Subject: Re: [OSM-talk] A newbie starting mapping
>Message-ID:
>	<CABiXOE=YpH1zAgy+rq21R+tf9tjiunnMZJf0oDj6uDXgBEonVw at mail.gmail.com>
>Content-Type: text/plain; charset="UTF-8"
>
>On Mon, 5 May 2025 at 10:30, Ernst <ernst.te.brake at xs4all.nl> wrote:
>
>> I'm using Android based tools like osm go, every door and vespucci, no desktop available at my holiday address.
>
>I recommend you also try StreetComplete
>
>   https://wiki.openstreetmap.org/wiki/StreetComplete
>

-- 
Sent from my OnePlus 5 with K-9 Mail. Please excuse my brevity.