Hemisphere:  Northern  ·  Constellation: Andromeda (And)  ·  Contains:  Great Nebula in Andromeda  ·  M 31  ·  NGC 224
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Messier 31 - Great Andromeda Galaxy, 



    
        

            Eric Walden
Messier 31 - Great Andromeda Galaxy
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Messier 31 - Great Andromeda Galaxy

Getting plate-solving status, please wait...
Messier 31 - Great Andromeda Galaxy, 



    
        

            Eric Walden
Messier 31 - Great Andromeda Galaxy
Powered byPixInsight

Messier 31 - Great Andromeda Galaxy

Technical card

Imaging telescopes or lenses: Skywatcher Esprit 150ED - 150mm f/7

Imaging cameras: QHY163M

Mounts: Celestron CGE Pro

Guiding telescopes or lenses: Skywatcher Esprit 150ED - 150mm f/7

Guiding cameras: Starlight Xpress Lodestar x2

Software: Seqence Generator Pro  ·  PHD2 Guiding  ·  Photoshop CC 2017  ·  Astro Pixel Processor

Filters: Astrodon Lum Tru-Balance E-Series Gen 2  ·  Astrodon Red Tru-Balance E-Series Gen2 36mm  ·  Astrodon Blue Tru-Balance E-Series Gen2 36mm  ·  Astrodon Green Tru-Balance E-Series Gen2 36mm

Accessory: QHYCCD OAG-M  ·  Starizona Microtouch Autofocuser  ·  Feathertouch 2" focuser  ·  QHYCCD QHY CCD Filter Wheel 7 x 36mm  ·  QHYCCD Polemaster


Dates:Oct. 24, 2019Oct. 27, 2019

Frames:
Astrodon Blue Tru-Balance E-Series Gen2 36mm: 50x60" (50') (gain: 120.00) -20C bin 1x1
Astrodon Green Tru-Balance E-Series Gen2 36mm: 50x60" (50') (gain: 120.00) -20C bin 1x1
Astrodon Lum Tru-Balance E-Series Gen 2: 90x30" (45') (gain: 120.00) -20C bin 1x1
Astrodon Red Tru-Balance E-Series Gen2 36mm: 50x60" (50') (gain: 120.00) -20C bin 1x1
Astrodon Tru-Balance H-alpha 5 nm 36mm: 30x180" (1h 30') (gain: 120.00) -20C bin 1x1

Integration: 4h 45'

Darks: 49

Flats: 60

Bias: 100

Avg. Moon age: 27.08 days

Avg. Moon phase: 9.48%


Basic astrometry details

Astrometry.net job: 3012002

RA center: 00h42m41s

DEC center: +41°1604

Pixel scale: 0.731 arcsec/pixel

Orientation: 177.624 degrees

Field radius: 0.589 degrees


Resolution: 4635x3491

Locations: Starbase Walden, Charlottesville, Virginia, United States

Data source: Backyard

Comments

Revisions

  • Messier 31 - Great Andromeda Galaxy, 



    
        

            Eric Walden
    Original
  • Messier 31 - Great Andromeda Galaxy, 



    
        

            Eric Walden
    B
  • Final
    Messier 31 - Great Andromeda Galaxy, 



    
        

            Eric Walden
    C

B

Description: Added 90 minutes of Ha data

Uploaded: ...

C

Description: I used the excellent StarNet ++ tool to remove the stars. A stunning view of Andromeda as it would appear from outside of our galaxy!

Uploaded: ...

Sky plot

Sky plot

Histogram

Messier 31 - Great Andromeda Galaxy, 



    
        

            Eric Walden