November 28, 2013
by chris
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Well – not really night but as i have mentioned before earth observation satellites in sun synchronous orbit have half of their orbit on the night side of the earth. Therefore in polar regions during summer images can be collected … Continue reading
November 26, 2013
by chris
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The progressing depletion of conventional oil sources has lead to a raise of unconventional sources of oil, in particular deposits of oil mixed with anorganic sediments called tar sands or oil sands. Canada has one of the largest such deposits … Continue reading
November 21, 2013
by chris
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As i have written about the quality of Openstreetmap coastline and waterbody data previously i decided to also look at the third major hydrographic feature as well – the glaciers. In short: Quality of the glacier data in OSM is … Continue reading
November 19, 2013
by chris
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A new geodata section has been added to the Imagico.de Services and Products containing some of the data you can see in the demo map and in the Franz Josef Land map. If you are interested in using these data … Continue reading
November 19, 2013
by chris
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The NASA has put up a well written introduction into basic satellite image interpretation. It is illustrated with various nice examples of satellite images of different scales and subjects – including this view of northern India Admirably almost all of … Continue reading
November 19, 2013
by chris
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I updated the demo map with new coastline and glacier data. This includes for example the new Franz Josef Land data i introduced previously: Also put up a new set of generalized coastlines for download.
November 10, 2013
by chris
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Following up on the first Landsat 8 images from Antarctica here are a few more impressions of early spring in the far south. You can see the areas these are from in the map below. First i assembled a more … Continue reading
November 9, 2013
by chris
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A new official version of POV-Ray has just been released. POV-Ray 3.7 has been in the ‘beta’ phase for a really long time now – so long that speaking of a beta phase is hardly appropriate any more. Since other … Continue reading
November 1, 2013
by chris
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Acquisition of optical satellite imagery is strongly dependent on seasons. When Landsat 8 started operations in May it was spring on the northern Hemisphere and autumn in the south. As a result only very few late autumn images were taken … Continue reading