The data was captured with Bobs C6N and D5300 so it will solve, for PCC, at 750mm focal length and 3.9micron pixel size.
Bob stacked his data twice, once with
The data is availabe as FITs and also as 16b Tiff - folders are clearly labelled so you can find the set you want. Download from here https://1drv.ms/u/s!Alj6NhuYfZtW7lzPXsy ... 7?e=nZmB5A
For anyone who is unsure of how to work a mosaic, drop aline here indicating what software you use and I'm sure someone will help.
So Download what files you want and process in your software(s) of choice then post in this thread. The purpose of the APP Challenge is to share techniques so we can all learn and grow in our abilities so please describe your process steps and any special tricks you used to get your result. If you have been finding something difficult to do with this data - tell us and hopefully someone will be able to help.
Please consider submitting some data of your own for future challenges. Just send me PM and I'll take it from there.
Enjoy the challenge.