RCW 85, The Devil’s Tower nebula

Constellation: Centaurus

RCW 85 (a.k.a SFO 74) is a faint Hα emission nebula and star-forming region in the constellation Centaurus. The bright star is HD 125158. It is located about 5’000-6’000 Ly from Earth. Link to interactive sky chart.

Dates:

This is derived from the outstanding data taken by Martin Pugh during March and April 2024 (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 C3-61000 (bin 2×2)

Data:
Astrodon Ha: 44x900s
Astrodon L: 17x900s
Astrodon R: 16x900s
Astrodon G: 16x900s
Astrodon B: 16x900s

Total integration time: 27h 15′