You know Jeanette I have actually tried previously for Sombrero - will give you a guess how I went ......
..well actually maybe it was a faint smudge so at least I vaguely (maybe??) saw something
Just trying to get a handle on city skies vs dark skies (and you have dark skies yeah which explains why Sombrero looks so good for you?). Thanks for the link as they deal with this so I will have a look and see what they say and check out the 20(???) of the top 100.
Early days