Colin Smale's Comments
Changeset | When | Comment |
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114077685 | over 3 years ago | Hi... Can you explain the source of this boundary? It doesn't look like it is a real administrative boundary (a council area). It also looks too broad to be the real town of St Helens. What was your frame of reference? |
115134580 | over 3 years ago | Hi... I'm reverting this as Derby City Council is a Unitary Authority and as such carries admin_level=6. |
114318439 | over 3 years ago | Hi! May I ask how you determined the exact location of Windy Gyle peak? The boundary now seems to be some distance away from the *(accurately surveyed) {lat,lon} location given by the OS in Boundary-Line, although it does now align with some aerial imagery, which is known to be susceptible to misalignments. |
114230385 | over 3 years ago | I am not sure whether they are "needed" or not. That is very subjective - you might not see the point of label nodes, but clearly many people do. That's why you should discuss such things instead of deleting other people's work. |
114230385 | over 3 years ago | You might want to revert this and discuss it first. It could be considered controversial. |
114078357 | over 3 years ago | Where did you get this "border" from? |
114078302 | over 3 years ago | Hi... What "town" is your new boundary supposed to represent? osm.org/relation/13466955#map=13/53.4512/-2.6779 |
113817855 | over 3 years ago | Hi... Where is it written that 1900 nodes is the limit? Did you run into a problem with a specific tool? I always thought the limit was 2000 - see https://help.openstreetmap.org/questions/365/is-there-a-limit-on-the-number-of-nodes-in-a-way How did you do this - just by dropping a couple of nodes? |
113631812 | almost 4 years ago | Hi! Not sure this is a good move. Boundary relations support outer/inner roles in the same way as MPs. Other protected areas happily use type=boundary. As an MP it still shows up on a map but map not get found in searches on the data as type=boundary is kinda expected. What was your rationale behind the change?
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112917840 | almost 4 years ago | Hi! I know you are new to OSM, but can you please try to get into the habit of leaving meaningful changeset comments? No need to state what you are editing (that is obvious) but some background as to why, plus your sources, would be a good start.
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111454063 | almost 4 years ago | Hi,
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111686853 | almost 4 years ago | Hi Matt,
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111686853 | almost 4 years ago | Hi,
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111175266 | almost 4 years ago | Hi... I'm not sure these historical names are appropriate on this specific relation. London was tiny then, not much bigger than the "City of London" today. I suggest you look for a place-node around the City for these names. |
109937611 | almost 4 years ago | To produce the GPX files on the OSM wiki I wrote a program to wrap the conversion/splitting process, which uses MapWinGIS as the GIS engine. The transform I declare for the input files (straight from OS) is "+proj=tmerc +lat_0=49 +lon_0=-2 +k=0.9996012717 +x_0=400000 +y_0=-100000 +ellps=airy +towgs84=375,-111,431,0,0,0,0 +units=m +no_defs" and the projection I request from the reprojection is "+proj=longlat +ellps=WGS84 +datum=WGS84 +zone=30 +north +no_defs +towgs84=0,0,0"
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109937611 | almost 4 years ago | What is your ultimate source? The existing admin boundaries come from the OS. I guess any misalignment could be due to the transform applied from OSGB to WGS84. I know I spent quite some time on getting the right transform - there are various versions in circulation. The transform I use aligns with the results that others get, and aligns nicely with natural features etc. |
109937611 | almost 4 years ago | oops sorry, I see that you have reused the existing nodes, but you have moved them over... Interested in the background to that! |
109937611 | almost 4 years ago | Hi Jack, thanks for sharing the ways between the admin and ward boundaries! I notice your boundaries seem a bit offset by a few metres compared to the OS boundaries... Is that the reason you delete the existing nodes and create a completely new way instead of just splitting the existing one? I would like to understand where the offset is coming from though... Can you point me at your source and/or send me one of your data files? |
109703450 | almost 4 years ago | Hi,
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109629077 | about 4 years ago | And are you sure that it's ok to add data from the OS API to OSM under the terms of the OS API Licence? |