By Dr Ski | 2019-09-05
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On 09/05/2019 07:00 pm by Dr Ski | Valencia Observatory
Perfect lunation to highight the deformed rim of Alexander Crater at Lunar Sunrise. This is the only place you will see this apparition referenced to as "Alexander's Crown"!
Canon EOS M10, 90mm Mak-Cas
Prime focus at 100x
1/10s, ISO1600