NGC 253 Sculptor Galaxy ( Silver Coin Galaxy )
Posted: Fri Oct 08, 2021 8:40 am
Captured this magnitude 8.2 Southern Hemisphere galaxy under Bortle 8 Big City suburban skies over two consecutive nights
New Moon period
Scope : 6” f6 GSO newt
Mount : Skywatcher EQ6-R pro
Imaging camera: ZWOASI2600MC OSC Gain 0 , cooled to -10 C
Baader MPCC Mk3 coma corrector
Filters : None
Light frames: 289 x 60 sec subs ( every 3rd dithered)
Flat frames : 40
Bias frames : 40
Tracking and Goto EQMOD and Ascom Stellarium
Frame focus and capture APT
PHD2 Multistar guiding ( 0.70 arc sec error total)
Stacked in DSS
Processed in Startools V1.7 OSC Linear data set
Attached 2 views , original frame and 270degree rotation
Comments welcome
Thanks
New Moon period
Scope : 6” f6 GSO newt
Mount : Skywatcher EQ6-R pro
Imaging camera: ZWOASI2600MC OSC Gain 0 , cooled to -10 C
Baader MPCC Mk3 coma corrector
Filters : None
Light frames: 289 x 60 sec subs ( every 3rd dithered)
Flat frames : 40
Bias frames : 40
Tracking and Goto EQMOD and Ascom Stellarium
Frame focus and capture APT
PHD2 Multistar guiding ( 0.70 arc sec error total)
Stacked in DSS
Processed in Startools V1.7 OSC Linear data set
Attached 2 views , original frame and 270degree rotation
Comments welcome
Thanks