M81 - M82 - NGC3077

Paris (Chatou)

Sky : very bad sky, small clouds and a lot of light pollution -> poor conditions

 

Sony A7S

Star adventurer

Tamron 150-600

99 photos ; EFCS ; ISO 3200 ; 30s ; 600mm ; F/D=6.3

2 DARK

1 FLAT

 

PP : DXO => TIFF ; Stacking with sequator ; PP with lightroom and GIMP. A lot of work on the PP because of colored circles due to the light around (reflections).

 

(M8182-00-20-21-21_50p+75p+Cr+MDFLCRB-11+2200)

Done