As the full moon was up over 3 relatively clear nights ( some high cloud in patches) I chose to image the eastern side of NGC 3372 Carina Nebula which has some interesting structures.
Location : South Coast NSW
Skies : Bortle 3
Conditions : Average to Poor seeing ( stars scintillating ) Transparency poor as well
Full Moon
Little or no wind
Heavy dew around 10pm on night 1 and night 2
Approximately 9 hours integration
NexDome Obs
Telescope : 10" f5 Klaus Helmerich Carbon Fibre Newt
Mount : Skywatcher EQ8-R Pro
Imaging Camera : ZWO 2600MM temp -10C , Gain 100
Coma Corrector : TS Optics GPU
Filter Wheel : ZWO 7 x 2"
Filters : Antlia 3nm Ha , Oiii and Sii
Guide Scope : Orion 60mm with helical focuser
Guide Camera : ZWO 290MM
60 x 3min subs Ha
55 x 3 min subs Oiii
57 x 3 min subs Sii
Darks from Library
Flat darks for Ha , Oiii and Sii ( compared image calibrating Flats with Bias frames and no obvious difference
Flats Ha, Oiii , Sii
Tracking and Goto : Eqmod and Stellarium
Aquisition : APT
Guiding : PHD2 ( 0.60 to 0.70 arc sec total rms avg which is due to conditions)
Analysed , Calibrated and Stacked in ASTAP
Processed in Startools V1.8 ( Data Sets loaded into Compose , Color SHO: HST , HOO and SHO OHS preset with colour tweaks )
Also used Startools Spatially Variant PSF Deconvolution ( 12 samples , 8 iterations ) to improve resolution ( de blurr )
Astrobin link below for full resolution on SHO HST version
https://www.astrobin.com/oqebxt/
Thanks for Looking
Comments Welcome
Clear Skies
Martin
NGC 3372 Carina Eastern Outer Region
NGC 3372 Carina Eastern Outer Region
- Attachments
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- NGC 3372 Carina Nebula SHO OHS Eastern Outer Region rev 5.jpeg (357.81 KiB) Viewed 6301 times
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- NGC 3372 Carina Nebula HOO Eastern Outer Region rev 2.jpeg (333.85 KiB) Viewed 6301 times
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- NGC 3372 Carina Nebula SHO HST Eastern Outer Region rev 5.jpeg (361.07 KiB) Viewed 6301 times