Time : 2021.05.27. 16:01 KST
Condition : Seeing 1/10, Cloudy 8/10, Transparency 3/10
Telescope : Takahashi FC-100D (D=100 mm, F=740 mm), Harmonic Mount
Camara : ZWO ASI-183MM, Gain 200, Exp time 10ms
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
Photographer : 장영진
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stack 998, Exposures 120s, Gain 210, Exp time 30ms
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