Cloudy Nights

The Sliced Onion Galaxy (輪切り玉ねぎ銀河)NGC3344

For some reason, this Target is my favorite Target and I shoot every year, but it doesn't turn out as I expected.
For this data, I re-post-processed the data taken in March of this year.


Place: Backyard East Pattaya (Bortle Class 6, Moon Phase 42.0%)
Shot Date :25th / Mar / 2022 22:59 (UTC+7) Start
TS RC10 Truss Prime Focus(250mm F/8 f/2000mm)
filter: SVbony LRGB,Optloong Ha 3nm
Lum: 20X180 secs 60 minutes
Red: 8X180 secs 24 minutes
Green: 8X180 secs 24 minutes
Blue: 8X180 secs 24 minutes
Ha: 8X180 secs 24 minutes
Total 2hours36 minutes
Palette: L-HaRGB
Gain: 120 Offset 30,BIN2
CCD: ASI294mm Pro
Mount :iOptron CEM70G
Guide: SVbony 60mm F/4 f/240mm , QHY 290C
Controler:NINA,PHD2 Dithering 5pix, 2 frames each
Pre-Processing APP (Drizzle X2.0)
Post-Processing PI,PS
Shot By Taro Seki