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The Andromeda galaxy M31 in the constellation andromeda. It is our neighbour galaxy in a mere 2.5 million lyghtyears distance. Its diameter is roughly 140000 Lyrs. Due to its brightness, M31 can easily be seen with naked eye under average country skies. This galaxy - also a memeber of our local group - moves towards our home galaxy, the milky way, with appx. 110km/sec.

Datum/Date: 21.09.2019, September 21st, 2019 Conditions: 56% moon phase Optik / Scope: SMC Pentax DA* 300mm f/4 ED [IF] SDM @ f/4.0 Sensor/CCD: Pentax K3 II @ ISO800 Autoguiding: ALccd 5 L II @MN190/1000 Belichtung/Exposure: 8x310sec total integration time= 0h 41min Workflow: Deep Sky Stacker, PixInsight, Photoshop CC