M81, Bode's galaxy

Технические детали снимка:
March 7th, 2020 - April 4th, 2020
NE Ohio, Bortle class 8
Imaging telescope: Explore Scientific 102mm ED APO triplet FCD100
Imaging camera: QHY183M, gain 5, offset 8.
Mount: EQ6 R pro
Guiding telescope or lens: off-axis guider QHYOAG
Guiding camera: QHYIII290C
Focal reducer: Stellarvue 0.8 FF&R
Software: EQMOD, SGP, Sharpcap, PHD2, Pixinsight
Filters ZWO LRGB:
Lum 22x120s + 23x180s + 26x 90s = 2 h 32 min
Red 37 x 180 s + 4 x 300 s = 2 h 11 min
Green 61 x 180 s = 3 h 3 min
Blue 60 x 180 s = 3 h
Astronomik 6mm H-alpha: 51 x 600 s = 8 h 30 min
Total integration time: 19 h 16 min