Thanks very much Nick for the resource. This has also answered some additional questions that I had on vectorisation standards. I must has missed this page when I following the tutorials.

Graham


On 04/05/15 14:26, Nick Allen wrote:

Excuse the dodgy typing from my phone.

This may help

http://learnosm.org/en/coordination/remote/#highways---how-to-map

Nick

Volunteer 'Tallguy' for https://wiki.openstreetmap.org/wiki/Humanitarian_OSM_Team

http://www.openstreetmap.org/user/Tallguy

Treasurer, website & Bonus Ball admin for http://www.6thswanleyscouts.org.uk/ ([email protected] <mailto:[email protected]>)

On 4 May 2015 06:07, "graham" <[email protected] <mailto:[email protected]>> wrote:

    Hi,

    I am new the HOT OSM as well, and am also finding line work not aligned to 
imagery.

    An example might be a line that has been delineated generally following the 
road but plotted either side of the pixels representing the road. In such a 
case, I would
    initially presume that the scale at which the user delineated the road was 
too small.


    This begs the question, is there a standard scale at which we need to 
interpret the imagery? Is there official documentation or a blog on guidelines 
on this subject?


    Graham



    On 04/05/15 07:26, Kretzer wrote:
    Hi Joshua,
    if you do the "fix alignment", you actually move the image, not the data. 
As far as I know usually Bing is used as the reference imagery, so I would not adjust 
that. If the other shapes are not aligned, the other people have probably used different 
imagery and not adjusted that.

    Probably there are only some shapes in the wrong place, not all? Then you 
can adjust those manually or ignore them and ad your features with the default 
alignment.

    Experts jump in please, if I am wrong here.



    Gesendet: Sonntag, 03. Mai 2015 um 23:45 Uhr
    Von: "Joshua Kennedy"<[email protected]>  <mailto:[email protected]>
    An:[email protected]  <mailto:[email protected]>
    Betreff: [HOT] data alignment to satellite imagery

    Hi

    I'm new to HOT and I'm using the iD editor.
    I'm looking at an area that has shapes which do not align with the
    Bing imagery.  Should I use the "fix alignment" tool before I add
    additional data or just add the features as they appear with the
    current alignment?

    Thanks

    Joshua

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