September 12, 2023
by chris
0 comments
A few days ago a storm has brought extraordinarily intense rain to some parts of the Eastern Mediterranean, leading to substantial flooding in some regions. I prepared a rendering of a satellite image recorded on September the 10th of the … Continue reading
July 26, 2023
by chris
5 Comments
There has been quite a bit of fuzz in the OSM community recently (like here – warning: link goes to patronizing and broken web interface) because one of the image layers with semi-global coverage that had so far been widely … Continue reading
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
0 comments
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
0 comments
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
0 comments
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without recent on-the-ground knowledge is that it sometimes leads to “improving” seemingly inaccurate data based on outdated information.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
0 comments
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
0 comments
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
0 comments
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