The Mermaid nebula

Constellation: Centaurus 

The Mermaid nebula, (a.k.a the Betta Fish nebula) is part of the 14,000 year old supernova remnant  G296.5+10 or ESO 217-25.  It is located in the constellation of Centaurus. Link to interactive sky map.

Dates:

This is derived from the outstanding data taken by Martin Pugh during May and June 2024 (Martin’s website: Remote Astrophotography with Martin Pugh (martinpughastrophotography.space).

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

Colour palette is HOO.

Telescope & Mount:

Planewave CDK24 (F6.5) on a Planewave L600 mount.

Imaging:

Camera: Moravian G3-61000 (bin 2×2)

Data:
Nebula:
Astrodon Ha: 23x1200s
Astrodon O3: 21x1200s

Stars:
Astrodon R: 17x180s
Astrodon G: 15x180s
Astrodon B: 14x180s

Total integration time: 16h 58′