Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  M 101  ·  M101  ·  NGC 5457  ·  NGC 5473  ·  NGC 5477  ·  NGC5447  ·  NGC5449  ·  NGC5450  ·  NGC5451  ·  NGC5453  ·  NGC5455  ·  NGC5461  ·  NGC5462  ·  NGC5471  ·  NGC5473  ·  NGC5477  ·  Pinwheel galaxy
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M101 "Pinwheel Galaxy" LRGB-Ha, 



    
        

            Jean-Baptiste Auroux
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M101 "Pinwheel Galaxy" LRGB-Ha

Imaging telescopes or lenses: Takahashi TSA 102

Imaging cameras: Atik ONE 6.0

Mounts: Skywatcher AZ EQ6 GT

Guiding telescopes or lenses: Takahashi TSA 102

Guiding cameras: Atik GP

Focal reducers: Takahashi TOA-RD

Software: Pleiades Astrophoto PixInsight 1.8 Ripley  ·  PHD Guiding 2  ·  Atik Artemis

Filters: Astronomik B 1.25"  ·  Astronomik G 1.25"  ·  Astronomik R 1.25"  ·  Astronomik Ha 6nm

Accessory: Atik OAG


Dates:Feb. 25, 2018Feb. 26, 2018Feb. 27, 2018

Frames:
Astronomik Ha 6nm: 12x300" -20C bin 2x2
Astronomik B 1.25": 27x300" -20C bin 2x2
Astronomik G 1.25": 27x300" -20C bin 2x2
Astronomik L 1.25": 92x600" -20C bin 1x1
Astronomik R 1.25": 27x300" -20C bin 2x2

Integration: 23.1 hours

Darks: ~64

Flats: ~16

Bias: ~101

Avg. Moon age: 10.83 days

Avg. Moon phase: 82.83%

Bortle Dark-Sky Scale: 5.00


Astrometry.net job: 1960495

RA center: 14h 3' 11"

DEC center: +54° 20' 51"

Pixel scale: 1.160 arcsec/pixel

Orientation: -150.899 degrees

Field radius: 0.708 degrees


Resolution: 3458x2717

Locations: Fouras, Fouras, Charente-Maritime, France

Data source: Backyard

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    M101 "Pinwheel Galaxy" LRGB-Ha, 



    
        

            Jean-Baptiste Auroux
    Original
  • Final
    M101 "Pinwheel Galaxy" LRGB-Ha, 



    
        

            Jean-Baptiste Auroux
    B

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M101 "Pinwheel Galaxy" LRGB-Ha, 



    
        

            Jean-Baptiste Auroux