OBJECT INFORMATION

Name/Designation	Messier 12 (Gumball Cluster)
Object Type	Globular Cluster
Constellation	Ophiuchus
Distance	~15,700 light-years
Apparent Magnitude	~6.7
Angular Size	~16′ (~0.27°)

IMAGING

Date	July 19, 2025
Location	Athens, Greece
Frames	55 × 60″ exposures
Integration	55m
Camera Settings	Gain 101 | Temperature: -5°C
Bortle Scale	8/9 (City sky)

EQUIPMENT

Telescope	Sky-Watcher Explorer 130PDS
Camera	ZWO ASI533MC Pro
Mount	Sky-Watcher EQ5 Pro
Filter	Baader UV/IR Cut
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