02  September  2018
 
Abell 21 Medusa Nebula

    
    



By   Frank Iwaszkiewicz
( www.deep-sky-astroteam.de )

  Location/ Date:
Eggersdorf, GER/ 21.+23.+25.+26.+27. March 2017
Telescope/ Lens
10" f/4 ONTC Newton
Mount:
Celestron CGE GPS
Camera:
Atik 383L+
Exposure time:
28x 1800" Astronomik Ha 6nm
23x 1200" Astronomik [OIII] 6nm
9x 300"  Astronomik RGB each
Total exposure
23,9 hours

 
 

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