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Contains:  M 31, Great Nebula in Andromeda, NGC 224, M 32, NGC 221, M 110, NGC 205, The star νAnd, The star 32And
Getting plate-solving status, please wait...
The Great Andromeda Galaxy - Reprocessed, 





    
        

            Gabriel R. Santos...
The Great Andromeda Galaxy - Reprocessed

The Great Andromeda Galaxy - Reprocessed

Technical card

Resolution: 2400x1600

Dates:July 27, 2015

Frames: 14x120" ISO800

Integration: 0.5 hours

Darks: ~20

Bias: ~20

Avg. Moon age: 10.55 days

Avg. Moon phase: 81.18%

Mean FWHM: 3.70

Temperature: 7.90

Astrometry.net job: 1702430

RA center: 10.681 degrees

DEC center: 41.228 degrees

Pixel scale: 9.628 arcsec/pixel

Orientation: 262.025 degrees

Field radius: 3.857 degrees

Locations: Sítio, Cristina, MG, Brazil

Description

Reprocessed version of my 2015 image (Original: http://astrob.in/212377/E/)

What do you think? I think it looks quite good for less than half an hour of integration time! Now waiting for this year's oportunity to recapture this amazing object....

*Please check the full image 1800px - resized from original)*

Constructive criticism, comments and suggestions are more than welcome in the comments section. Thank's for taking your time to look at this image.

Taken from Rural Skies (Bortle 3-4; NELM ~6.2; SQM ~21.6*calculated), from Cristina, MG, Brazil (22ºS latitude).

Date and Time: July 27th, 2015, at 3h (UTC-3, start of capture)
Camera: Unmodded Canon T4i/650D, at ISO 800
Lens: Tamron 70-200mm f/2.8, operated at 200mm f/3.5
Mount: Sky-Watcher HEQ5, tracking, unguided
Exposure Detail: 12x120s (total 24min)

Comments

Author

grsotnas
Gabriel R. Santos...
License: None (All rights reserved)
8213
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Revisions

  • The Great Andromeda Galaxy - Reprocessed, 





    
        

            Gabriel R. Santos...
    Original
  • Final
    The Great Andromeda Galaxy - Reprocessed, 





    
        

            Gabriel R. Santos...
    B

B

Higher resolution 2400px (see full image!)

Sky plot

Sky plot

Histogram

The Great Andromeda Galaxy - Reprocessed, 





    
        

            Gabriel R. Santos...