IC 1284, NGC 6589, NGC 6590 by Marcus Davies (marc4darkskies)

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24-Jul-2020	Marcus Davies

IC 1284, NGC 6589, NGC 6590

AAPOD2 - Amateur Astronomy Image Of the Day: 24 August 2020
"A Cosmic Snail"

This beautiful nebula complex comprises emission and reflection nebulae and lies about 5900 light years away. It sits within a very dusty part of the southern Milky Way in Sagittarius. Consequently, there's barely any background sky visible in this image behind the dust & gas.

SBIG STXL 11002M, FW8G, AO-X,Officina Stellare ProRC 360
This is an LHaRGB exposure comprising 13.5 hours of data (L=240, Ha=180, R=150, G=120, B=120 minutes of exposure)
FOV: 39.4 x 26.2 arcmins @ 0.59 arcsec/pixel

Seeing ranged from good to poor over 4 nights: 2.0 to 3.1 arcsec FWHM across all filters. Luminance seeing averaged 2.35 arcsec FWHM

Data: CCDAutopilot and TheSkyX
Processing: CCDStack and Photoshop full exif

other sizes: small medium large original auto

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