Huet 9, Hu 9, PN G 073.1-03.4

 Posted: 16 Oct, 2021
Huet 9, Hu 9, PN G 073.1-03.4
Objects: Less More
Technical Info
Telescope or Lens: 8" Celestron Schmidt-Cassegrain CPC800 GPS (XLT)
Camera: Starlight Xpress Trius SX694
Mount: equatorial wedge
Guide Scope: Baader 61x250mm
Guide Camera: ASI120MM
Software: MaxIm DL6, PHD2, PixInsight, StarTools, Photoshop CC, Zoner photo studio 14
Accessories: reducer Starizona Night Owl 0.4х, filters Astrodon LRGB E-series gen 2, Astrodon Ha 5nm, Astrodon OIII 3nm
Exposure:
34 x 150" ISO/Gain: 0 - Astrodon R
34 x 150" ISO/Gain: 0 - Astrodon G
34 x 150" ISO/Gain: 0 - Astrodon B
45 x 900" ISO/Gain: 0 - Astrodon Ha 5nm
68 x 900" ISO/Gain: 0 - Astrodon OIII 3nm
Yellow zoneLight Pollution:
 Chervonograd, Ukraine
 16.10.2021
32 h 30 m
917
Huet 9, Hu 9, PN G 073.1-03.4 is a planetary nebula candidate in constellation Cygnus.
Hu 9 is a faint and large planetary nebula candidate with a size of 27x20 arcminutes. Was discovered by the French amateur astronomer Laurent Huet in August 2019.
This is the first colour image ever taken of Hu 9 nebula.
Coordinates: 20:29:35.35 +33:07:32.0

This image taken over several nights in September, early October 2021.
R-channel - 34 x 150 sec. bin 1x1;
G-channel - 34 x 150 sec. bin 1x1;
B-channel - 34 x 150 sec. bin 1x1;
Ha- 45 x 900 sec. bin 2x2;
OIII- 68 x 900 sec. bin 2x2.
Total integration time about 32:30 hours.
Resolution: 2664x2151 px
Scale: 5618 KB
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