NGC 6822, Barnard’s galaxy

Constellation: Sagittarius

NGC 6288, Barnard’s galaxy, is a barred irregular galaxy located in the constellation of Sagittarius, approximately 1.6 million Ly from Earth. It is one of the closer galaxies to the Milky Way (member of the Local Group of galaxies), and is similar in structure and composition to the Large Magellanic Cloud. It features several large H-II regions, including the Ring and the Bubble nebulae that are well visible to the North-West. Link to interactive sky chart.

Dates:

This image was taken in early July 2022

Telescope & Mount:

Orion Optics UK ODK10 on a GM1000HPS mount

Imaging:

Camera: ZWO ASI1600MM Pro (bin 2×2)

Data:
L: 35x300s
R: 19x300s
G: 20x300s
B: 23x300s

Total integration time: 8h 5′

Dates:

This is derived from the outstanding data taken by Martin Pugh during May and June 2025 (Martin’s website: Remote Astrophotography with Martin Pugh (martinpughastrophotography.space).

His telescope is located in Chile (Observatory: El Sauce).

Colour palette is HaLRGB.

Telescope & Mount:

Planewave CDK24 on a Planewave L600 mount.

Imaging:

Camera: Moravian G3-61000 (bin 2×2)

Data:
Astrodon Ha: 76x600s
Astrodon L: 36x300s
Astrodon R: 42x300s
Astrodon G: 35x300s
Astrodon B: 33x300s

Total integration time: 25h