The Blinking Nebula, NGC 6826 (Caldwell 15, PK 83+12.1)

Posted: Sep 11th, 2020

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Technical Info

Telescope/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 0.75x, filters Astrodon LRGB E-series gen.2, Astrodon Ha 5nm, Astrodon OIII 3nm

Exposure:

158 x 5" ISO/Gain: 0 - Astrodon R

158 x 5" ISO/Gain: 0 - Astrodon G

158 x 5" ISO/Gain: 0 - Astrodon B

38 x 600" ISO/Gain: 0 - Astrodon Ha 5nm

36 x 600" ISO/Gain: 0 - Astrodon OIII 3nm

Yellow, Bortle 5 zone:

Chervonograd, Ukraine

Sep 10th, 2020

13 h 0 m

2733

28

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Resolution: 2094x1777 px

Scale: 2814 KB

35

The Blinking Nebula, NGC 6826 (Caldwell 15, PK 83+12.1) is a planetary nebula located in the constellation Cygnus.
The nebula is located at a distance of about 2000 light years, the central part has a visible size of 27"x 24" and a visual magnitude of 8.8m.

This image taken in August 2019.
R-channel - 158 x 5 sec. bin 1x1;
G-channel - 158 x 5 sec. bin 1x1;
B-channel - 158 x 5 sec. bin 1x1;
Ha- 38 x 600 sec. bin 1x1;
OIII- 36 x 600 sec. bin 1x1.
Total integration time about 13 hours.

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