NGC2237 – Rosette Nebula

Capture date: December 31st, 2021 – January 18th, 2022
Location: Augsburg, Germany
Bortle class: 5-6

Lights: H𝛼: 43 @ 300s, Oiii: 63 @ 300s, Sii: 85 @ 300s, R: 19 @ 60s, G: 20 @ 60s, B: 20 @ 60s (Gain 100, -5°C)
Integration: 16h 54m
Darks: 60
Flats: 30 @ 10s, 30 @ 5s
Flat Darks: 60

Scope: Sky-Watcher Esprit 100ED
Reducer: APM Riccardi 0.75x
Camera: ZWO ASI2600MM Pro
Guide scope: Omegon 50F4
Guide camera: ZWO ASI290MM Mini
Filterwheel: ZWO EFW 7x36mm
Filter(s): Astronomik H𝛼 6nm, Astronomik Oiii 6nm, Astronomik Sii 6nm, Deep Sky RGB
Mount: Sky-Watcher EQ6-R Pro
Tripod: Sky-Watcher EQ6 Tripod

Control: ZWO ASIAIR Plus