46P/Wirtanen
No filter120s*10, comet tracking.
MaximDL, PI, PS.

NGC7000 IC5010
240s * 15, iso1600 w/darks*10 flats*10
Takahashi FC-65 w/76D Flatterner(fl=500mm – > 520mm).
Takahashi P2z on Lu_Carbon Tripod. w/PoleMaster
Canon 5D2(mod) w/STCamf inner
crops to 4500*3000 pixels.
PI STF_DBE_BGN_CCa PS

Solar Hα
20170926_07:20UT
Lunt LS60/PT, ASI130mm
下班前，擠到邊邊角角壓一下。

20170906 01:36UT~
Takahashi FS-128, EM-200usd.
DMK41, Herschel prizm(Green)
Kinmen, Taiwan.

AR2671 光球
Herschel Prism(Green).
Takahashi FS128 on EM200usd.
ES 5X barlow, DMK 41.
Mosaic*2 (2000 frames stacked each) 4000 frames total.