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


            Dennis Carmody
Andromeda Galaxy - M31
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Andromeda Galaxy - M31

Technical card

Resolution: 4482x3311

Dates:Dec. 22, 2019Dec. 29, 2019Dec. 30, 2019Dec. 31, 2019Jan. 4, 2020Feb. 23, 2020

Optolong Blue 2": 120x90" -20C bin 1x1
Optolong Green 2": 120x90" -20C bin 1x1
Optolong Luminance 2": 320x30" -20C bin 1x1
Optolong Red 2": 120x90" -20C bin 1x1

Integration: 11.7 hours

Darks: ~50

Flats: ~50

Flat darks: ~50

Bias: 0

Avg. Moon age: 12.65 days

Avg. Moon phase: 22.09%

Bortle Dark-Sky Scale: 4.00

Mean SQM: None

Mean FWHM: None

Temperature: None

Basic astrometry details job: 3268402

RA center: 0h 42' 47"

DEC center: +41° 15' 25"

Pixel scale: 1.454 arcsec/pixel

Orientation: 178.878 degrees

Field radius: 1.125 degrees

Locations: Outer Marker Observatory, Enid, Oklahoma, United States

Data source: Backyard



Dennis Carmody
License: None (All rights reserved)

Sky plot

Sky plot


Andromeda Galaxy - M31, 


            Dennis Carmody