OBJECT INFORMATION

Name/Designation	NGC 6604 & Sh 2-54
Object Type	Emission Nebula / Open Star Cluster
Constellation	Serpens
Distance	~6,200 light-years
Apparent Magnitude	~9.0
Angular Size	~60′ (~1°)

IMAGING

Date	July 31 & August 2–3, 2024
Location	Athens, Greece
Frames	310 × 60″ exposures
Integration	5h 10m
Camera Settings	Gain 101 | Temperature: 0°C
Bortle Scale	8/9 (City sky)

EQUIPMENT

Telescope	Sky-Watcher Explorer 130PDS
Camera	ZWO ASI533MC Pro
Mount	Sky-Watcher EQ5 Pro
Filter	Optolong L-eXtreme
Accessory	Baader 2″ MPCC Mark III
Guide Scope	Artesky 32mm Mini
Guide Camera	ZWO ASI120MM Mini

SOFTWARE

Acquisition	Astro Photography Tool
Guiding	PHD2 Guiding
Processing	PixInsight
Plugins	RC Astro