Celestial hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  IC 1340  ·  NGC 6992  ·  NGC 6995  ·  Network nebula  ·  Veil nebula
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NGC6992 in SHO second version, Georges
NGC6992 in SHO second version
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NGC6992 in SHO second version

Getting plate-solving status, please wait...
NGC6992 in SHO second version, Georges
NGC6992 in SHO second version
Powered byPixInsight

NGC6992 in SHO second version

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Description

Voici ma deuxième version de NGC6992 en SHO. Elle m'a été inspiré par une image du site de Nicolas Outters(http://outters.fr/wp/). ce qui est interessant sur cette image ce sont les filaments de OIII purs que l'on peut voir grace à une soustraction de l'image OIII par celle du Halpha et dont le signal restant est visualisé par la couleur violette.

Voici la formule SHO utilisée dans pixinsight (merci à Baptiste de la ZlochTeam):

R~(~S*~(H-O)))*0.5+S*0.5

V:H

B~(~O*~(H-S)))*0.5+O*0.5

Here is my second version of NGC6992 in SHO. It was inspired by a picture of the website of Nicolas Outters (http://outters.fr/wp/). what is interesting about this image are the pure filaments of OIII that can be seen because I have subtracted the image OIII by that of Halpha and whose remaining signal is visualized by the color purple.

Here is the SHO formula used in pixinsight (Thank you to Baptiste from ZlochTeam):

R~(~S*~(H-O)))*0.5+S*0.5

G:H

B~(~O*~(H-S)))*0.5+O*0.5

Ha:54x600s en bin1 de 2018 + 37x600s en bin1 de 2019

OIII: 26x600s en bin1 de 2017 + 21x600s en bin1 de 2018 + 14x600s en bin1 de 2019

SII:30x180s en bin2 de 2019

Total: ~ 26 Heures

Ha:91x600s

OIII:61x600s

SII:30x180s

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NGC6992 in SHO second version, Georges