January 2017

Sentinel 3 for beginners

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“As the most complex of all the Sentinel satellites, Sentinel-3A carries a suite of cutting-edge instruments to measure oceans, land, ice and atmosphere.” I haven’t used Sentinel 3 before; my preferred workhorse is Sentinel 2 and its multispectral data. I’m interested in the surface of the earth and its characteristics. Mapping features, classifying terrains and… Read More »Sentinel 3 for beginners

Extracting values from satellite imagery

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Last week I wrote about using Earth Observation data without ever looking at a satellite image; extracting the values from an image and then presenting the data in an informative way. http://www.acgeospatial.co.uk/blog/eo-without-a-satellite-image/ Just how easy is it to extract the values from images? Sentinel 2a is operating with 12 bands; that means every location that… Read More »Extracting values from satellite imagery

Using Earth Observation data without ever looking at a satellite image

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To enable a user to use space derived data without ever actually seeing a satellite image. To move from pixels to analytics. To break through the ‘that’s a nice image – but so what?’ barrier? To add value. I wrote about my thoughts on this last week; http://www.acgeospatial.co.uk/blog/six-thinking-hats-eo/ the need to move towards more than just… Read More »Using Earth Observation data without ever looking at a satellite image

QGIS and Raspberry Pi Zero

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The barriers to entry have never been lower I was gifted a Raspberry Pi Zero. It cost £4. Combine this with a 32gb MicroSD card, a phone charger for a smart phone (Android OS in my case), a micro USB to USB cable and an old laptop – its amazing what you can do. £4… Read More »QGIS and Raspberry Pi Zero