The Copeland's Septet (コープランドの7つ子) NGC3753,3748,3754,3750,3751,3745,3746
It sits on the tail of Leo, but is named Copeland's Septet instead of Leo Seplet.
but it's small
I think I'll try add signal steadily.
but it's small
I think I'll try add signal steadily.
しし座の尻尾の上にあるが、Leo SepletではなくCopeland's Septetの名前が付けられている。
しかし小さいなー。
地道にsignalを追加てしてみようかな。
Place: Backyard East Pattaya (Bortle Class 6, Moon Phase 23.4％)
Shot Date 26th,30th / Mar / 2023 23:42 (UTC+7)
TS RC10 Trus (250mm,F/8.0,f/2000mm)
filter: SVBonyLRGB Filter set
L: 13X180Secs 39minutes
R: 25X180Secs 75minutes
G: 25X180Secs 75minutes
B: 25X180Secs 75minutes
Total 4 hours 24minutes
Palette: Target :LRGB
Gain: 200 BIN2 MonoCCD:ZWO294MM-Pro
Mount :iOptron CEM70G
Guide: SVBony 60mm F/4, QHY290C (Dithering every 5 shots)
Controler:NINA,PHD2
Pre-Processing APP Drizzle X2.0, Droplet 1.0
Post-Processing PI,PS
Shot By Taro Seki Astropical.uk
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