Mike JW Posted October 18, 2019 Share Posted October 18, 2019 On the same evening as sketching Atlas and Hercules, I wandered over to Crater Burg. I was fascinated by the multi shades of grey , something I do not recall seeing so a sketch was in order. Burg is 15 to 20 km across and is known as a complex crater despite its relative small size. It has a central peak ( are there two tops - I thought so at times but could not be sure. Professional images do indeed show twin central peaks). The small crater floor was a definite darker shade with very obvious terrace walls giving rise to the different shades. What is also interesting is that the crater rim looked a bit irregular at times. This is the second time I have sketched this crater. Last visit I saw more of the wrinkle ridges that lie around it but less detail within the crater. (Different illumination). Last nights sketch is on the left. Mike 5 1 Link to comment Share on other sites More sharing options...
Lurcher Posted October 18, 2019 Share Posted October 18, 2019 Nice comparison. Good idea to do that. 1 Link to comment Share on other sites More sharing options...
mark81 Posted October 18, 2019 Share Posted October 18, 2019 Two very interesting - and great -sketches there. It really does highlight how different conditions can effect what we see... Link to comment Share on other sites More sharing options...
Mr Spock Posted October 18, 2019 Share Posted October 18, 2019 One of my favourite craters. That huge pimple in the middle is quite unusual. Link to comment Share on other sites More sharing options...
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