Mars before, during and after opposition
Keith Johnson, Ferryhill, County Durham, 31 August-30 October 2020
Keith says: “I was so lucky to capture so much Mars data. Having an observatory really helps, as I could quickly slew to the planet to assess the seeing conditions. The weather was not good and the jet stream over the UK has been having a terrible effect, but with sheer determination I still managed to capture something worthwhile.”
Equipment: ZWO ASI 290MM mono camera, Celestron 9.25-inch Schmidt-Cassegrain scope, Sky-Watcher EQ6 Pro mount Exposure: R 11.0ms, gain 199, G 12.7ms, gain 251, B 21.3ms, gain 223 Software: PIPP, AutoStakkert!, RegiStax, Photoshop, GIMP Keith’s top tips: “For planetary imaging, I’d recommend: 1) a dedicated USB 3.0 high frame rate colour camera with a small sensor, 2)…
