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The Bubble Nebula and Nova Cassiopeiae 2021

Category:Deep Sky
Published:
2290
The Bubble Nebula and Nova Cassiopeiae 2021NGC 7635NGC 7654
Resolution:
3231x2423 px
File size:
5195 KB

Photo description / processing

Added nearly two more hours of exposure time.

Technical information

Telescope/Lens
Newtonian 150/750
Camera
Canon EOS 500D (astro-modified)
Mount
Sky-Watcher HEQ5 Pro
Guide Scope
Pentax Takumar 200mm f/4 Lens
Guide Camera
T7M
Accessories
GSO Coma Corrector
Software
Astro Photography Tool, PHD2, Siril, Topaz DeNoise AI, Luminar
Location
Краснознаменск, Россия

Light pollution

Orange, Bortle 6 zone

Date taken

Exposure

  • 43 × 300″ · ISO/Gain: 1600 · Optolong l-eNhance ·

Total exposure: 3 h 35 m

Photo versions

The Bubble Nebula and Nova Cassiopeiae 2021
The Bubble Nebula and Nova Cassiopeiae 2021

May 12th, 2021

1 h 35 m

The Bubble Nebula is a bit faint, but Nova Cassiopeiae sharply increased in brightness in May and now dominates the image at magnitude 5.2. It's visible to the naked eye, but not from my light-polluted location. If the weather allows this weekend, I'll re-shoot it.

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