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This was the start of my Mars observing campaign for the 2018 apparition. My method for coping with the very low altitude (no more than 17º) is to use the C-14 at native focal length (f/11), so obtaining a very … Continue reading
This was the start of my Mars observing campaign for the 2018 apparition. My method for coping with the very low altitude (no more than 17º) is to use the C-14 at native focal length (f/11), so obtaining a very … Continue reading