Hemisphere:  Northern  ·  Contains:  Great Cluster in Hercules  ·  Hercules globular cluster  ·  IC4617  ·  M 13  ·  M13  ·  NGC 6205  ·  NGC 6207  ·  NGC6207
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M13 - Grand amas d'Hercule (1h), 



    
        

            Jean-Baptiste Auroux
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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  ·  Photoshop  ·  PHD Guiding 2  ·  Atik Artemis

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

Accessory: Atik OAG


Dates:April 20, 2018

Frames:
Astronomik LRGB 1,25": 12x180" -10C bin 2x2
Astronomik L 1.25": 5x300" -10C bin 1x1
Astronomik L 1.25": 5x60" -10C bin 1x1

Integration: 1.1 hours

Darks: ~64

Flats: ~14

Bias: ~101

Avg. Moon age: 4.77 days

Avg. Moon phase: 23.64%

Bortle Dark-Sky Scale: 4.00


Astrometry.net job: 2287962

RA center: 16h 41' 42"

DEC center: +36° 27' 26"

Pixel scale: 1.529 arcsec/pixel

Orientation: -3.898 degrees

Field radius: 0.748 degrees


Resolution: 2749x2199

Locations: Ury, Ury, Seine-et-Marne, France

Data source: Backyard

Description

Une petite visite rapide à un grand classique ! Juste 1h en fin de nuit pour finir en douceur ! :)
Composition HDR pour les images luminances poses longues (300s) et poses courtes (60s).

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Just a quick visit to a great classic ! Only 1h at the end of the night.
HDR composition for the luminance layer (300s & 60s).

Comments

Author

Jean-Baptiste_Paris
Jean-Baptiste Auroux
License: None (All rights reserved)
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Revisions

  • M13 - Grand amas d'Hercule (1h), 



    
        

            Jean-Baptiste Auroux
    Original
  • M13 - Grand amas d'Hercule (1h), 



    
        

            Jean-Baptiste Auroux
    C
  • Final
    M13 - Grand amas d'Hercule (1h), 



    
        

            Jean-Baptiste Auroux
    D

C

Description: Comparatif entre la version CCD 2018 et la version APN. Même optique, même ciel, temps de pose équivalent, même traitement global modulo les spécificités apn/ccd. - Comparison between the CCD image (2018) and my image of this object with DSLR (2015) : same field, same optics, same sky, same global exposure, same processing (excepted the specificities of apn/ccd).

D

Description: Slight correction of colors.

Sky plot

Sky plot

Histogram

M13 - Grand amas d'Hercule (1h), 



    
        

            Jean-Baptiste Auroux