First real narrowband image. Strange reflections of the primary, secondary and spider in Ha and OIII images, as well as flats. Mappings were OHS and HOS. SII didn’t add much to either image but object is strong in Ha and OIII.
B33 in IC343
250mm f4.8 Newtonian MPCC Guided PHD2
Atik 460EX Baader Ha, OIII, SII filters
15x200s 2×2 each filter 15 each of darks, flats, bias
Nebulosity and Photoshop Colour mapping: OHS: OIII, Ha, SII HOS: Ha, OIII, SII.