Dominique Dierick – North America and Pelican Nebula in Hydrogen alpha & Oxygen III 2-panel mosaic

Dominique Dierick – North America and Pelican Nebula in Hydrogen alpha & Oxygen III 2-panel mosaic.

Each panel 2.5 hour exposure during the gray nights up North, with FSQ106EDX-IV astrograph and narrow band Ha & OIII filters on QHY163M camera.