Tierra del Sol, CA (San Diego Astronomy Association's dark site)
70 East of San Diego

Telescope: Celestron C11
Focal length: 1800mm @ f6.3
Starizona SCT Reducer/Corrector
Mount: CGX
Camera: ASI294MC-P
Filters: Optolong L-eNhance/UVIR cut
Autoguiding: Celestron OAG
Guide camera: ASI174mm mini
Integration time: 20 hours (10 each filter)
Exposure time: 120 seconds
Calibration: 50 Darks, 30 Flats/Dark Rlats
Bortle 5

Software:
NINA
PHD2
PixInsight

Copyright: Ralph MacDonald

Image Description and Details:

Messier Galaxy: M106
Ngc: 4217_4226_4231_4232_4248_4288_4346 (medium galaxy) from left to right.
for pgc I prefer not to detail .. there are too many !!


Sgp sequence: (4 panels)

luminance (50x600s) x4 green (20x300s) x4
h-alpha (41x600s) x4 blue (20x300s) x4
red (20x300s) x4
Made in Mazières-en-Gâtine 79310, total photo time 80h40min.

Copyright: Rémi MERE