NGC 3372 Carina Eastern Outer Region

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Startrek
Posts: 407
Joined: Mon Dec 30, 2019 3:49 am

NGC 3372 Carina Eastern Outer Region

Post by Startrek »

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
Attachments
NGC 3372 Carina Nebula SHO OHS Eastern Outer Region rev 5.jpeg
NGC 3372 Carina Nebula SHO OHS Eastern Outer Region rev 5.jpeg (357.81 KiB) Viewed 6235 times
NGC 3372 Carina Nebula HOO Eastern Outer Region rev 2.jpeg
NGC 3372 Carina Nebula HOO Eastern Outer Region rev 2.jpeg (333.85 KiB) Viewed 6235 times
NGC 3372 Carina Nebula SHO HST Eastern Outer Region rev 5.jpeg
NGC 3372 Carina Nebula SHO HST Eastern Outer Region rev 5.jpeg (361.07 KiB) Viewed 6235 times
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