Hemisphere:  Northern  ·  Constellation: Andromeda (And)  ·  Contains:  Great Nebula in Andromeda  ·  M 110  ·  M 31  ·  M 32  ·  NGC 205  ·  NGC 221  ·  NGC 224
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M31: Andromeda Galaxy, 


            José J. Chambó
M31: Andromeda Galaxy
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Technical card

Imaging telescopes or lenses: Meade ETX-70

Imaging cameras: Canon EOS 350D / Digital Rebel XT

Mounts: LXD75

Guiding telescopes or lenses: Bresser Skylux 70/700

Guiding cameras: Human Hand-guided

Software: DeepSkyStacker  ·  PixInsight LE

Dates:Jan. 11, 2010

Frames: 8x180" (24') ISO400

Integration: 24'

Darks: 10

Flats: 10

Bias: 10

Avg. Moon age: 26.07 days

Avg. Moon phase: 12.93%

Basic astrometry details

Astrometry.net job: 100997

RA center: 00h42m49s

DEC center: +41°1630

Pixel scale: 8.138 arcsec/pixel

Orientation: -83.898 degrees

Field radius: 1.482 degrees

Resolution: 620x496

Locations: Vallés - Valencia (Spain), Vallés, Valencia, Spain


Andromeda galaxy, also called as M 31 is a giant spiral galaxy. Is the object visible to naked eye most away from Earth to 2,5 milions light-years toward Andromeda's constellation.

Is the biggest and brightest into the Local Group of galaxies, with 1,5 times more mass and twice of brilliant than our galaxy. In this image can be saw its two eliptical galaxies satellites: M 32 at upper and M 110 at down.

More info into the Blog  C O M E T O G R A F I A(in Spanish)


Sky plot

Sky plot


M31: Andromeda Galaxy, 


            José J. Chambó