Contains: NGC 6946, NGC 6939, The star ηCep

Image of the day 12/24/2016

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Technical card

Resolution: 7530x3547

Astrodon OIII 5nm: 58x1200" bin 1x1
Astrodon B: 34x180" bin 2x2
Astrodon G: 33x180" bin 2x2
Astrodon L: 93x600" bin 1x1
Astrodon R: 34x180" bin 2x2
astrodon Ha 5nm: 42x600" bin 1x1

Integration: 46.9 hours job: 1373094

RA center: 313.963 degrees

DEC center: 60.026 degrees

Pixel scale: 3.391 arcsec/pixel

Orientation: 6.199 degrees

Field radius: 3.920 degrees


A 6 panel mosaic in LRGBHO shot over 11 nights.

6 deep sky objects :
An open cluster : NGC 6939
A Galaxy : NGC 6946 , the Fireworks Galaxy
A Dark Nebula : Barnard 150
An Emission Nebula : Sharpless 129
A planetary Nebula : Ou4
A relfexion nebula : VdB 140

More informations here :
- (Eng)
- (Fr)



Nicolas Kizilian

Sky plot

Sky plot


Diversity Of The Universe, 


        Nicolas Kizilian