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néuleuse planétaire ngc40 Céphée

Geram22

108 views

Ngc40

diamètre 0,8’

magnitude globale 11,2

 

400 poses de 5’’ en bleu filtre sloan g’

350 poses de 5 ‘’ en rouge filtre r’

fwhm 2,8 pixels soit 2,3’’

150/750 asi290 échantillonnage 0,8’’

SQM 19,5

traitement IRIS

retouche des seuils ,ddp et masque flou

poses préretraitées et alignées sur 1 étoile par paquet de 50 où 100

pas d’autoguidage.

 

Lien Simbad

 

http://simbad.u-strasbg.fr/simbad/sim-id?bibyear1=1850&bibyear2=%24currentYear&submit=Title|Abstract|Keyword&Ident=%40239792&Name=NGC++++40&bibdisplay=refsum&bibyear1=1850&bibyear2=%24currentYear#lab_bib

 

 

ngc40.jpg.98b9a62b4166262762784a67933d9c99.jpg



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