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Open star cluster M45 Pleiades

Category:Deep Sky
Published:
1544
Open star cluster M45 PleiadesIC 1990NGC 1432NGC 1435IC 349
Resolution:
4956x3110 px
File size:
6804 KB

Photo description / processing

The open star cluster Pleiades Messier 45 This is one of the closest clusters to us (443 light years). Despite the fact that the second name of the cluster is the Seven Sisters - in a telescope you can see much more than seven. And in reality there are about 3000. If you look closely at the photo, reflection nebulae such as the Maia Nebula and the Merope Nebula have appeared around the hot blue stars - named after the stars whose light they reflect. Equipment and software: Camera Canon EOS 550 D. Telescope Synta SkyWatcher 150/750, F/5 Mount HEQ-5 Pro Bahtinov mask Polar alignment camera iOptron iPolar Baader MPCC Mark III coma corrector Software for shooting: Astrophotography Tool SharpCap (polar alignment) EQ-Mode ASCOM Cartes Du Ciel Shooting from 08-22-23.2025, near the village of Stepninskoye, Chelyabinsk region Blue zone of light pollution. Class 4 on the Bortle scale Total 671 Light frames of 15 seconds + 20 Dark frames + 20 Bias frames ISO 3200 Total accumulated signal Σ=2h47'45" Software for post-processing: DeepSkyStacker FitsWork FITStacker Lightroom StraNet2GUI Photoshop Topaz Denoise AI

Technical information

Telescope/Lens
Sky-Watcher 150/750
Camera
Canon EOS 550D
Mount
Sky-Watcher HEQ5 Pro
Accessories
Baader MPCC Mark III, iOptron iPolar, Bahtinov Mask
Software
Astro Photography Tool, DeepSkyStacker, Fitswork, FitStacker, Adobe Photoshop Lightroom, StraNet2GUI, Adobe Photoshop, Topaz DeNoise AI
Location
Chelyabinsk, Russia

Light pollution

Blue, Bortle 3 zone

Date taken

Exposure

  • 671 × 15″ · ISO/Gain: 3200 ·

Total exposure: 2 h 48 m

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