Comet Pons-Brooks passing by C27, 13 January 2024.
Comet starless integrations by subframes in LRGB 60″, 3 x each filter. Star integration from RGB.
C27 and surrounding starless layer in Ha Oiii and Hbeta, 180sec subframes, from 2023 spring-summer several sessions; cfr. https://www.astrobin.com/dqa6po/C/