Bode's galaxy: M81

"Bode's Galaxy is a large bright spiral galaxy located 11.8 million light-years away in the constellation of Ursa Major. It was discovered by Johann Elert Bode on December 31, 1774. Pierre Mechain independently rediscovered it in August 1779. He reported his observations to Charles Messier who added it to his catalogue on February 9, 1781."

 

840mm f/7: Askar 120APO

ZWO ASI533MC Cooled Color Camera at -20C

Guided on ZWO AM5

84x300s exposures with UV/IR cut filter

28x600s exposures with Ha/Oiii filter

Total integration time: 8 hours

Processed with PixInsight, Lr

Done