Abell 21 - Medusa Nebula v2.

Abell 21 - Medusa Nebula. New image processing with improved stars and nebula.

Lights: 23x900"

Darks: 17x900"

Flats: 30

Bias: 400

Total integration time 5h45'.

 

Equipment:

Meade 203/1000 Newtonian

Canon EOS 550D, IR filter removed

Baader MPCC Mark III Coma corrector

IDAS LPS D1 filter

Skywatcher EQ6-R Pro

Guiding system: QHY5-L-II + EZG-60

Done