Abell 39 (PN A66 39, PK 047+42 1, PN G047.0+42.4)

 18 Jan, 2022
Abell 39 (PN A66 39, PK 047+42 1, PN G047.0+42.4)
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:
137 x 150" ISO/Gain: 0 - Astrodon L
28 x 150" ISO/Gain: 0 - Astrodon R
28 x 150" ISO/Gain: 0 - Astrodon G
28 x 150" ISO/Gain: 0 - Astrodon B
51 x 600" ISO/Gain: 0 - Astrodon Ha 5nm
27 x 600" ISO/Gain: 0 - Astrodon OIII 3nm
Yellow zoneLight Pollution:
 Chervonograd, Ukraine
22 h 13 m
482
Abell 39 (PN A66 39, PK 047+42 1, PN G047.0+42.4) is a planetary nebula among dust clouds in the constellation of Hercules.
Abell 39 was discovered by George Abell in 1966. The nebula has a diameter of about five light-years, and the thickness of the spherical shell is about a third of a light-year. The nebula itself is roughly 7,000 light-years from Earth.

This image taken over several nights in July, August 2021.
L-channel - 137 x 150 sec. bin 1x1;
R-channel - 28 x 150 sec. bin 1x1;
G-channel - 28 x 150 sec. bin 1x1;
B-channel - 28 x 150 sec. bin 1x1;
Ha- 51 x 600 sec. bin 1x1;
OIII- 27 x 600 sec. bin 1x1.
Total integration time about 22:12 hours.
Resolution: 2429x2046 px
Scale: 7062 KB
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