Caldwell 12 - The Fireworks Galaxy

Imaging Telescope: Vixen ED81s f/5.2

Mount: Skywatcher HEQ5 Synscan Pro (belt mod) 

Camera: QHY 533M 

Filter Wheel: QHY CFW3S-SR 

Guiding camera: ZWO ASI120MM Mini (mono)

Guidescope: SkyWatcher EvoGuide 50ED

Constellation: Cepheus

Date: 10 Aug 2026 

Location: Albireo Observatory 2, Ileia, Greece

Sky brightness: B2

Exposure Time: 

L: 120x120 sec (gain: 56.00, offset: 12.00) 0°C bin 1×1 

Acquisition: N.I.N.A 

Processing: Siril, Pixinsight, Photoshop