RCW 58

Constellation: Carina

RCW* 58 is a ring nebula formed by the ejecta of the Wolf-Rayet star WR 40 (the central star in the image) in the constellation of Carina. The nebula expands with a velocity of 90 km/s. Link to interactive sky chart.

* Rodgers, Campbell and Whiteoak catalogue.

Dates:

This is derived from the outstanding data taken by Martin Pugh during the month of March 2023 (Martin’s website: Remote Astrophotography with Martin Pugh (martinpughastrophotography.space).

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

Telescope & Mount:

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

Imaging:

Camera: Moravian G3-61000 (bin 2×2)

Data:
Nebula:
Astrodon Ha: 43x900s
Astrodon O3: 48x900s

Stars:
Astrodon R: 11x180s
Astrodon G: 12x180s
Astrodon B: 10x180s

Total integration time: 24h 24′