M 33 Triangulum galaxy

Posted by on Sep 22, 2019

M 33  Triangulum galaxy

The Triangulum Galaxy is a spiral galaxy 2.73 million light-years (ly) from Earth in the constellation Triangulum. It is the third-largest member of the Local Group of galaxies, behind the Milky Way and the Andromeda Galaxy. It is one of the most distant permanent objects that can be viewed with the naked eye.

Raw images:
Luminance: 12 x 5min  (Total: 60min) Bin:1
Red: 7 x 5min (Total: 35min) Bin:2x2
Green: 7 x 5min (Total: 35min) Bin:2x2
Blue: 7 x 5min (Total: 35min) Bin:2x2
Seeing: 2.7"

Equipment used:
ASA N12 Astrograph F/3.6
3" Wynne Corrector 0.95x
Moravian G3-16200 camera @-25C
No guiding

Filter:
Astrodon L,R,G,B

Location/Date:
Valla Observatory (FROSON, Sweden)
Jan 8, 2019

Image processing:
Images calibrated and processed in Pixinsight 
Some work in Photoshop

Image palette:
Normal LRGB palette

 Image information:
Scale: 1.14 arcsec/pix
FOW: 86x70 arcmin

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