M103 open cluster in Cassiopeia

A beautiful little cluster. Strong moonlight so used the tri-band filter.

250mm f4.8 Newtonian, MPCC

QHY168C @-15°C

Tri-band filter

15x180s exposure, Gain 10/Offset 50

Captured in NINA

Processed in APP, Photoshop and Topaz denoise AI

Done