Rho Ophiuchi

Small write up on this work at my blog: astroimaging.ca/2019/10/10/rho-ophiuchi-with-rokinon-135mm/

 

Rokinon 135mm f2

D5300 Ha modded

AVX mount

ST80/QHY5L-II quiding

Sharpcap alignment

 

23 subs × 180s (dithered) at f2.8

50 flats and 50 bias

 

Stacked in DSS, processing in Pixinsight

 

Dynamic crop

DBE

Background Neutralization

Color Calibration

Histogram Transformation

Local Histogram Equalization

Multiscale Linear Transform

Curves

SCNR Green

Dark structure enhance

Morphological transformation for star reduction

Done