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Contains:  M 31, Great Nebula in Andromeda, NGC 224, M 32, NGC 221, M 110, NGC 205
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M31 - Andromeda, 


            David Frost
M31 - Andromeda

M31 - Andromeda

Technical card

Resolution: 3000x2970

Dates:Jan. 13, 2018

Frames: 49x600"

Integration: 8.2 hours

Avg. Moon age: 26.32 days

Avg. Moon phase: 11.22% job: 2003698

RA center: 0h 42' 39"

DEC center: +41° 13' 1"

Pixel scale: 2.881 arcsec/pixel

Orientation: 271.045 degrees

Field radius: 1.690

Locations: Marathon, Marathon, TX, None


M31, the Andromeda Galaxy, also known as NGC 224. A beautiful spiral galaxy approximately 2.5 million light years distant from our own Milky Way, and approaching us at about 70 miles per second. It is the closest large galaxy to our own, and contains approximately one trillion stars compared with our own 250-500 million estimated to be in the Milky Way.

This was acquired over three nights from Jan 13-15, 2018 in Marathon, TX in Bortle 1 skies.

L = 25x10 mins
R= 8x10 mins
G=8x10 mins
B= 8x10 mins



David Frost
License: None (All rights reserved)


  • M31 - Andromeda, 


            David Frost
  • Final
    M31 - Andromeda, 


            David Frost

Sky plot

Sky plot


M31 - Andromeda, 


            David Frost