Greg Bradley
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01-Jun-2021
RCW58 Ha RGB
A powerful Wolf Rayet star is blowing this hydrogen gas away from the star.
QHY600m Photographic version,Planewave CDK17,Astrodon 5nm Ha
3.5 hours Ha RGB on an AP1600 mount.
Very very faint O111 is also there but it would take 5 hours of exposure to bring it out. Taken at my dark site in remote NSW Australia.
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