Hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  34 P Cyg  ·  36 Cyg  ·  37 gam Cyg  ·  B343  ·  B344  ·  B347  ·  Crescent nebula  ·  IC 1318  ·  IC 4996  ·  IC4996  ·  M 29  ·  M29  ·  NGC 6888  ·  NGC 6910  ·  NGC 6913  ·  NGC6888  ·  NGC6910  ·  Sadr  ·  Sh2-105  ·  Sh2-108  ·  The star 34Cyg  ·  The star 36Cyg  ·  The star Sadr (γCyg)  ·  VdB130  ·  gamma Cyg nebula
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Large field on Sadr and crescent nebula, 



    
        

            Thomas LELU
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Large field on Sadr and crescent nebula

Technical card

Imaging telescopes or lenses: Williams Optics ZenithStar 61

Imaging cameras: Canon 6D Modify Canon 6D Astrodon

Mounts: Skywatcher Star Adventuer

Guiding cameras: Canon 6D Modify Canon 6D Astrodon

Software: Adobe Photoshop CC 2019  ·  BackyardEOS  ·  PIXINSIGHT PixInsinght 1.8 RC7

Accessory: résistance chauffante  ·  X-rite i1 Display Pro  ·  EIZO ColorEdge CS2420


Dates:Aug. 3, 2019

Frames: 215x60" ISO3200 19C

Integration: 3.6 hours

Darks: ~10

Flats: ~10

Bias: ~20

Avg. Moon age: 2.75 days

Avg. Moon phase: 8.34%

Temperature: 16.00


Astrometry.net job: 3246396

RA center: 20h 19' 35"

DEC center: +39° 30' 49"

Pixel scale: 3.643 arcsec/pixel

Orientation: -59.566 degrees

Field radius: 2.985 degrees


Resolution: 4788x3450

Locations: Jardin, TOUL, Lorraine, France

Data source: Traveller

Comments

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  • Large field on Sadr and crescent nebula, 



    
        

            Thomas LELU
    Original
  • Large field on Sadr and crescent nebula, 



    
        

            Thomas LELU
    B
  • Final
    Large field on Sadr and crescent nebula, 



    
        

            Thomas LELU
    C

B

Description: Crop

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Large field on Sadr and crescent nebula, 



    
        

            Thomas LELU