M33 三角座星系null filter 240s *8 frames. crops to 3600*2400.Allina RC 16″, STL11K,PM ME.距離地球： 2,723,000 光年半徑： 30,000 光年距離： 2.38至3.07 Mly（730至940 kpc）
無濾鏡之地面光害平場亂七八糟，純重啟設備自由追蹤。— 在金城國中天文台。
20190921 M33
分類彙整: 觀測記錄
20190818 夏末大三角
秋初夏末大三角
Sony A7III, Sigma MC-11, Canon EF24-105 at 24mm.10s, F/4, ISO1600
20180924 vs 20190219 超級比一比
20190219 Moon 最大滿月
20190405 Center part of Rosetta.
Center part of Rosetta Nebula.
Hα 600s * 5 stacked.,
20181214 46P/Wirtanen
46P/Wirtanen
No filter120s*10, comet tracking.
MaximDL, PI, PS.
NGC7635 20181005-20181007
NGC7635
Hα 600s x 30, 5Hrs total.
Alluna RC 16″, PM ME, STL11K at -10°C
Maxim DL, CCDOps: fix vertical bar, PI:STF, MLT, PS
20180924 Moon 中秋
20171224 Parts of SH 2 240 / Spaghetti nebula
Parts of SH2-240.
600s * 13 = 130 mins. w/bias darks flats.
Takahashi Epsilon180ED, STF8300m, Hα 3nm at -10°C.
Vixen SXP, M-Gen guider Kowa100/2.8.
20171210 IC434 – The Horsehead and Flame Nebulae
IC434 – The Horsehead and Flame Nebulae
600s x 10 frames
Takahashi FS60c(FTF mod) , 0.72x reducer
Sbig STF-8300m Baader Ha 3nm filter
Vixen SXP with M-GEN Lacerta kowa 100mm/2.8 guider
Maxim DL Pro, PI, PS processed.
