A Star Formation Region East of the Lagoon Nebula - SIIHaOIIIHbLRGB

Narrowband and natural color image of a star forming region east of the Lagoon nebula in the Sagittarius constellation.

Also known as the "Chinese Dragon" nebula because of the small dark nebula in NGC6559 resembling the shape of a Chinese Dragon.

This image was taken through a doublet 80mm refractor (at 500mm focal length) on multiple nights between 26 July until 16 August 2023.

The total integration time was 31 hours and 15 minutes of 57x300s of Luminance, 30x120s of Red, 30x120s of Green, 40x120s of Blue, 37x600 of Hα, 24x900 of SII, 36x900 of OIII and 30x600 of Hβ subs.