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Abell 21 en Bi-couleur, 



    
        

            FranckIM06
Abell 21 en Bi-couleur
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Abell 21 en Bi-couleur

Technical card

Imaging telescopes or lenses:Takahashi TSA-120

Imaging cameras:Atik 414ex

Mounts:10 Micron 1000 HPS

Guiding telescopes or lenses:Unguiding

Focal reducers:Takahashi TOA-35RD Reducer TOA-35RD

Software:AstroartIrisCartes du CielArtemis Capture

Filters:Baader OIII 8,5nmBaader Planetarium H-Alpha Filter

Accessory:Atik EFW2 filter wheelBahtinov Focus Mask


Dates:Dec. 5, 2016Dec. 10, 2016

Frames:
Baader Planetarium H-Alpha Filter: 12x900" -20C bin 1x1
Baader OIII 8,5nm: 10x900" -20C bin 1x1

Integration: 5.5 hours

Flats: ~13

Avg. Moon age: 8.13 days

Avg. Moon phase: 56.77%

Mean FWHM: 2.10

Temperature: 8.00


Basic astrometry details

Astrometry.net job: 1374690

RA center: 7h 28' 59"

DEC center: +13° 14' 49"

Pixel scale: 1.939 arcsec/pixel

Orientation: 97.861 degrees

Field radius: 0.459 degrees


Resolution: 1374x1006

Comments

Author

FranckIM06
FranckIM06
License: Attribution-NonCommercial-ShareAlike Creative Commons
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Revisions

  • Abell 21 en Bi-couleur, 



    
        

            FranckIM06
    Original
  • Final
    Abell 21 en Bi-couleur, 



    
        

            FranckIM06
    B

Sky plot

Sky plot

Histogram

Abell 21 en Bi-couleur, 



    
        

            FranckIM06

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