This is the Lobster Nebula. I added 4 hours of RGB stars onto my 12 hours of Duo band HA Oiii.
I took this through an ED72, with an ASI 533 MC Pro, on a Star Adventurer Pro2. Processed in Pixinsight.
Its 169 x 240sec guided + 60 x 240 sec RGB guided.
Hope you like
Best View is here --->
https://astrob.in/6x5l9u/0/
Bortle 5/6
Optolong L-PR Pro and Optolong L-Extreme filters