Rosette Nebula NGC 2237

Grigoriy

44690

Deep Sky

Dec 13th, 2020

2280

Resolution:: 4381x3245 px
File size:: 9874 KB

Photo description / processing

Mount: SkyWatcher AZEQ6 with a dual-barrel astrograph. Telescope: Takahashi TSA 102s + 0.7x reducer/flattener + QHY163m camera. Filters: SHO Astrodon 3nm. Ha – 12x300s, 18x600s OIII – 17x600s SII – 17x600s Telescope: DeepSky 80/480 APO + 0.79x reducer/flattener + QHY183m camera. Filters: Baader Ha 7nm, Baader OIII 8.5nm, Baader SII 8nm. Ha – 12x300s, 18x600s OIII – 17x600s SII – 17x600s Off-axis guider + QHY5L-IIm camera. Darks, flats, biases. Processing: PixInsight + Photoshop. Location: South Moscow, balcony.

Technical information

Telescope/Lens: Takahashi 102s, Deepsky 80/480 APO
Camera: Qhy163m, Qhy183m
Mount: Sky-Watcher AZ-EQ6 GT
Guide Scope: OAG
Guide Camera: QHY QHY5L-II-M
Accessories: 0.7 Reducer/Flettner, 0.79 Reducer/Flettner
Software: Astro Photography Tool, Pixinsight, Adobe Photoshop

Location: Москва, Россия

Light pollution

White, Bortle 8/9 zone

Date taken: Dec 12th, 2020

Exposure

12 × 300″ · ISO/Gain: 174 · Astrodon Ha 3mn · Dec 12th, 2020
18 × 600″ · ISO/Gain: 174 · Astrodon Ha 3mn · Dec 12th, 2020
17 × 600″ · ISO/Gain: 174 · Astrodon OIII 3mn · Dec 12th, 2020
17 × 600″ · ISO/Gain: 174 · Astrodon SII 3mn, Baader OIII 8.5nm · Dec 12th, 2020
12 × 300″ · ISO/Gain: 16 · Baader Ha 7nm 1.25" · Dec 12th, 2020
18 × 600″ · ISO/Gain: 16 · Baader Ha 7nm · Dec 12th, 2020
17 × 600″ · ISO/Gain: 16 · Baader OIII 8.5nm · Dec 12th, 2020