Visible Full Disk
Time : 2020.07.31. 10:14 KST
Condition : Seeing 6/10, Cloudy 1/10, Transparency 9/10
Telescope : Takahashi FC-100D (D=100 mm, F=740 mm), Harmonic Mount
Camara : ZWO ASI-183MM, stack 438, Exposures 180s , Gain 30, Exp time 20 ms
Accessory : Baader AstroSolar D5 Film, full aperture, Baader Solar Continuum & Contrast Booster Filter
Software : Processing in Autostakkert! 3.0.14, Photoshop cc 2020, Registax V6, Topaz labs
Location : ButterStar Observatory, N37°54′16″, E127°3′33″, 80m
Sunspot Data : g=2, f=5
+26 B , -21 J
Photographer : 오성진
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H-Alpha Full Disk
Time : 2020.07.31. 10:22 KST
Telescope : Coronado SolarMaxII 90/BF30, Harmonic Mount
Camera : ZWO ASI-183MM, stack 1986, Exposures 180s, Gain 130, Exp time 45ms
Accessory : MoonLite Motor-focuser
Software : Processing in Autostakkert! 3.0.14, Photoshop cc 2020, Registax V6, Topaz labs
Location : ButterStar Observatory(Dongducheon High School, Korea)
Photographer : 오성진
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