Thanks to John for taking the time to post these helpful topics:
So You Think You're a Solar Imager???
https://theskysearchers.com/viewtopic.php?f=22&t=5780
Solar Technique for Raising a Prom from a Surface Shot
https://theskysearchers.com/viewtopic.php?f=22&t=14767
Solar Imaging... Pre-shot routines
https://theskysearchers.com/viewtopic.php?f=22&t=1003
COLORING A WHITE LIGHT IMAGE WITH LEVELS IN
https://theskysearchers.com/viewtopic.php?f=22&t=14661
Be aware of JPEG artifacts when sharpening.
https://theskysearchers.com/viewtopic.php?f=22&t=14643
Vignetting adventures with the Blur Tool.
https://theskysearchers.com/viewtopic.php?f=22&t=14429
Resizing a cropped solar capture.
https://theskysearchers.com/viewtopic.php?f=22&t=14403
Solar Processing... Over-Sharpening
https://theskysearchers.com/viewtopic.php?f=22&t=12228
Sharpening... Avoiding Pitfalls
https://theskysearchers.com/viewtopic.php?f=22&t=12876
Solar Processing... Marrying proms & surface
https://theskysearchers.com/viewtopic.php?f=22&t=12803
Solar: Using HDR techniques for B/W images
https://theskysearchers.com/viewtopic.php?f=22&t=15366