16 Jun 2025
Interacting galaxy pair found in Canes Venatici. Imaged with HLRGB filters.
software: astro pixel processor, pixinsight, rc-astro, and photoshop.
Some notable techniques used: continuum subtraction (ha), narrowband colour mapper (ha), Image Blend x2 (once for ha and once for the luminance), HDRMT (luminance), range masking, LHE, unsharp mask, camera raw, stars rescreened in PS.
M51
9 credit