Messier Challenge Here I will list all the Messier Objects I have captured so far. M1 Crabb Nebula – 32 min integration time: 20sec Sub @ ISO1400M13 120min: 120sec @ ISO 800M27 – 120sec_- iso800 – 22C – iExT: 1h_24min Canon 700Da – GIMP2 and DeepSkyStackerM33 – 20x 120sec subs @ ISO400M42 – 2h37min: 60sec Sub @ ISO400 at -3C tempM51 – 3h: 120sec Sub @ ISO1400M52 & NGC7635 3h – 180s subs @ ISO800 29.08.2020M57 – one shot colour with Olympus 120sec ISO ???M81/82 – 1h29min integration time: 50sec Sub @ ISO400 +1C tempM101 – 60sec sub @ ISO800 using Olympus E-5II