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Old 11-11-2020, 04:02 PM
Startrek (Martin)
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Startrek is offline
 
Join Date: Dec 2017
Location: Sydney and South Coast NSW
Posts: 6,682
NGC 7293 Helix Nebula from Bortle 8 Sydney

Captured the Helix over 2 nights this week in Sydney Bortle 8 with my trusty old 6” f6 Bintel GSO newt on the EQ6-R mount
68 x 3 minute dithered guided subs
No darks
No flats
ZWOASI2600MC camera with Ascom driver set to Lowest Read Noise ( Gain 100 offset 50 ) first time Ive used this setting
Camera cooled to -15C
ZWO 2” Duoband Filter
EQMOD and new Ascom supported Stellarium 0.20.3 with new USB2A to USB2B cable from laptop to mount (Navigation and Goto)
Captured in APT
Stacked in DSS
Processed in Startools V1.6 Linear OSC data set

Gave the dual speed focuser an overdue service, so smooth and precise now especially carrying that big ZWO OSC camera which weighs around 720gm

Comments most welcome
Thanks
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