A rare treat this late summer , 4 mostly clear nights within one week plus the tail end of the new moon.
NGC 3324 was nicely placed just clearing my neighbours tree at dusk.
Seeing and transparency were good and a stable upper atmosphere resulted in tight guiding.
Bortle 8 City suburban skies
Humidity 85% and outside night air temp 24 to 26C
Image captured over 2nd , 4th , 6th and 7th February
Skywatcher EQ6-R pro mount
8” f5 Klaus Helmerich Carbon Newt ( self built )
ZWO2600MM cooled to -10C , Gain 100 HCG
TS Optics GPU coma corrector
ZWO EFW 7x2”
Antlia 3nm SHO filters
Orion 60mm guidescope with helical focuser
ZWO EAF focuser
Ha 90 x 2 min dithered subs
Oiii 90 x 2 min dithered subs
Sii 74 x 2 min dithered subs
Darks from Library
Flats for all filters
Flat Darks for all filters
Total integration 8.5 hours
Tracking and Goto EQMOD and Ascom Stellarium
Aquisition APT
PHD2 Multistar Guiding ( 0.40 to 0.45 arc sec total )
Data analysed , reviewed, calibrated, stacked and aligned in ASTAP
Post processed in Startools v1.8 via Compose module and SHO palette in colour module
It was nice to get some clear nights
Quite pleased with the result under my heavy light polluted location.
Astrobin link for full resolution……,
https://www.astrobin.com/full/y94ugo/B/
https://cdn.astrobin.com/thumbs/2BgHvB4 ... dlMP5Y.jpg
Attached original frame size version and crop version in ST limited file size
Thanks for looking
Comments welcome
Martin
NGC 3324 Gabriela Mistral Nebula in SHO
NGC 3324 Gabriela Mistral Nebula in SHO
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