The Oyster Nebula (オイスター星雲) NGC1501.

A planetary nebula also known as the Camel's Eye Nebula.
The blue-green color of OIII was a very beautiful nebula.
88% of the moon was there all night, so I gave up on L-FRAME.


Place: Astropical@CSky Observatory (Bortle Class 3, Moon Phase 88.0%%)
Shot Date:24th / Nov / 2023 23:15(UTC+7)
TS TSRC10T Carbon Truss + Reducer x 0.67 (250mm F/5.3 f/1340mm)
Filter: Optolong Oiiii 3nm ,SVbony RGB sets

Oiii: 12X 300Secs Total 60minute
R: 7X 180Secs Total 21minute
G: 7X 180Secs Total 21minute
B: 7X 180Secs Total 21minute

Total 2 hours 1 minutes
Palette: Target:Star  RGOiiiBOiii (OIII:G-70%,B-80%)

Gain: 200
CCD: ZWO ASI294mm Pro Bin2
Mount :iOptron CEM70G
Guide: SVBony 60mm F/4, QHY290C
Controler: NINA Dither
Pre-Processing APP Drizzle None
Post-Processing PI,PS Resampling 400%
Shot By Taro Seki