M109
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RGB : 25m:20m:25m - binned 2x2 - Tot.exp. : sum of single 1 min. images - Feb. 17, 2004
Processed with IRIS
Skywatcher Newtonian 25 cm F4.8 @ prime focus - EQ6 Modified Mount - Unguided
CCD : Audine (KAF401E) ; C= -26° ; Faintest stars = mag. 17.20 circa
