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.

Date 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.

Setup: Telescope 8" Celestron Schmidt-Cassegrain (SCT) CPC800 GPS (XLT) on the equatorial wedge, focal reducer Starizona 0.75x, Feq.= 1626mm, camera Starlight Xpress Trius SX694, SX mini filter wheel, filters Astrodon LRGB E-series gen.2, Astrodon Ha 5nm, Astrodon OIII 3nm.

Capture and processing software: MaxIm DL6, PHD2, PixInsight, StarTools, Photoshop CC, Zoner photo studio 14.

North at the top.

Copyright : Boris Vladimirovich