M81 Galaxy LRGB repro

Imaged 24th, 26th and 27th February 2019, near Cambridge UK.

 

Cropped

 

Image Details:

14 hours 20 mins total exposure.

27 x 600s Red 1x1 (4 hours 30mins)

24 x 600s Green 1x1 (4 hours)

35 x 600s Blue 1x1 (5 hours 50mins)

 

Scope - Altair Astro Wave Series 115mm Refractor, Planostar 1.0x field flattener for focal length of 805mm @ F7.

Sensor - Atik 383l+ Mono CCD + Baader RGB filters. -20degC.

Scale - 1.37 arcsec/pixel.

 

Mount - Altair Astro Pier mounted iOptron CEM60.

Guiding - Lodestar X2 and SX OAG with PHD2.

Sequence Generator Pro and PixInsight.

 

Thanks for looking.

Done