Tighter open cluster, quite remote at 8,000 light years away.

Object ID M103 (NGC 581)
Open cluster Cassiopeia
Mag. 7.4, Size 6′
Details 2018-09-08
Not very transparent.
Telescope 200mm f5 Newtonian, MPCC
IDAS P2 LPR filter
Guiding c80ED, ASI 290MC
Camera Canon 600D
Exposure(s) 10x60s, darks and flats
Capture APT, PHD
Processing Nebulosity, Photoshop