This image of galaxy M61 and supernova 2020jfo was obtained from 2 telescopes, an 8" F10 SCT for luminance and a 10" F4 Newtonian for colour data. Imaged over 3 nights.
R = 10 x 1 minute 10" F4
G = 10 x 1 minute 10" F4
B = 10 x 1 minute 10" F4
Luminance = 197 x 1 minute Meade 8" F10 SCT.
ZWO ASI 183mm Pro, Svbony LRGB filter set.
Biggest at Astrobin --->
https://astrob.in/sj1vxb/0/