Russell Croman Astrophotography  



Spiral Galaxy M83

About This Photograph

Also known as the Southern Pinwheel Galaxy, M83 is about 15 million light years from Earth in the southern constellation of Hydra. It is currently undergoing a prodigious rate of star formation, as evidenced by the copious numbers of young, blue stars and reddish star-formation regions tracing its spiral arms.


Technical Details

Optics:PlaneWave 14" f/7.2 CDK
Mount:Paramount ME II
Filters:Chroma RGB, H⍺
Dates/Times:22 June - 7 July 2021
Location:RC-Astro South Observatory at ObsTech Observatorio El Sauce (Chile)
Exposure Details:RGB = 5.75:5:6 hours, H⍺ = 7 hours (23.75 hours total)
Acquisition:MaxImDL, ACP Expert
Processing:PixInsight, Photoshop