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NGC 3372 Carina with L Extreme Filter
Captured NGC3372 last night in suburban Sydney ( Bortle 8 ) using an Optolong L Extreme multiband filter for the first time
Moon 77% waxing
Neighbours backyard lights on all night both sides
Scope 6” f6 GSO Bintel newt ( fl 900mm )
Mount EQ6-R Pro
Imaging Camera ZWOASI2600MC Ascom controlled set at Highest Dynamic Range ( Gain 0 ) cooled to -12C
Baader MCCP Mk3 coma corrector
Goto and Nav EQMOD and Ascom Stellarium
Frame focus and Capture APT
PHD2 Multistar guiding ( first time using it ) 0.75 to 0.80 total rms
50 x 3 minute dithered guided subs
No darks
No flats
Stacked in DSS
Processed in Startools V1.7 OSC linear data set
Processing required very little noise reduction ( 2 pixels )
Original frame
Cropped versions to show detail
Comments welcome
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