A young star cluster in constellation Cepheus, about 8500 light years away.

Celestron EDGE HD8 at Prime Focus F=2080mm, F/10
Skywatcher EQ6R Pro mount
ASI2600mc Pro
IDAS NBZ Dual Narrowband Filter
Bortle 4-5
No moon
153x300sec (12h45m)

PixInsight
Photoshop