Pretty noisy, bad gradients and difficult to process.
RGB combined with L channel from 2015-04-20

Object IDM63 Sunflower Galaxy
Details2019-03-24
Telescope203mm RC8 f8
CameraAtik 460Ex @-20C
Badder RGB filters
IDAS P2 LP filter
Exposure(s)10x180s 2×2 RGB
Darks
CaptureAPT
ProcessingNebulosity, Photoshop