December 10, 2022
by chris
1 Comment
I recently prepared and uploaded some more satellite images of the Antarctic for mapping in OpenStreetMap. They mostly cover the mountain areas of Queen Maud Land, that is the section of the East Antarctic coast facing the Atlantic Ocean. This … Continue reading
October 12, 2020
by chris
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After more than a year without changes i added a number of new images for mapping in OpenStreetMap to my collection. The reason for the gap was that i needed to make some changes to allow the setup to scale … Continue reading
May 25, 2018
by chris
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Yes, i have emphasized this before but here is a great example why OpenStreetMap – in its endeavor to create the best map of the world – cannot rely on commercial services with proprietary images offered for mapping in OSM … Continue reading
January 27, 2018
by chris
4 Comments
Over the last days i added a number of images to the OSM images for mapping produced from Sentinel-2 and Landsat data. There are three new images for the Antarctic: McMurdo Bay area This image covers the McMurdo Sound, McMurdo … Continue reading
July 28, 2017
by chris
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One of the pitfalls when OpenStreetMap contributors map remotely based on aerial or satellite images without recent on-the-ground knowledge is that it sometimes leads to “improving” seemingly inaccurate data based on outdated information. The most iconic examples for this are … Continue reading
June 16, 2017
by chris
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With the recent introduction of additional imagery layers for the purpose of mapping in OpenStreetMap by DigitalGlobe significantly more source material is now available for remote mapping in OSM. However in many, especially remote areas my OSM images for mapping … Continue reading
January 5, 2017
by chris
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Just added a number of new images to the OSM images for mapping – here a few examples: First is a Sentinel-2 image of the Central Alps in late September last year. This area is fully covered in high resolution … Continue reading
September 24, 2016
by chris
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Just put up a few additions to the OSM images for mapping: A number of aerial images from about a year ago from Operation Icebridge overflights of the Thule Airbase (where most of these flights are conducted from). In contrast … Continue reading
July 19, 2016
by chris
4 Comments
As mentioned previously when writing about images of the Antarctic the USGS announced some time ago they’d be starting to regularly record off-nadir images with Landsat 8 of the polar areas beyond the regular Landsat recording limit. As likewise mentioned … Continue reading
June 24, 2016
by chris
0 comments
These days the new locks of the Panama Canal that will allow passage for significantly larger ships are going to be opened for regular use. As usual most image sources for OpenStreetMap are not quite up-to-date here, they generally show … Continue reading