Time : 2021.04.19. 12:40 KST
Condition : Seeing 3/10, Cloudy 0/10, Transparency 2/10
Telescope : Takahashi FC-100D (D=100 mm, F=740 mm), Harmonic Mount
Camara : ZWO ASI-183MM, stack 1405, Exposures 180s, Gain 69, Exp time 19.9ms
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 : 노지영
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H-Alpha Full Disk
Time : 2021.04.19. 13:00 KST
Telescope : Coronado SolarMaxII 90/BF30 - Single stack, Harmonic Mount
Camera : ZWO ASI-183MM, stack 3075, Exposures 180s, Gain 78, Exp time 19.9ms
Accessory : MoonLite Motor-focuser, Contrast Booster Filter
Software : Processing in Autostakkert! 3.0.14, Photoshop cc 2020, Registax V6, Topaz labs
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stack 1501, Exposures 120s, Gain 86, Exp time 19.9ms
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stack 2164, Exposures 120s, Gain 86, Exp time 19.9ms
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stack 3815, Exposures 120s, Gain 104, Exp time 15ms
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stack 3976, Exposures 120s, Gain 104, Exp time 15ms
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stack 4694, Exposures 120s, Gain 111, Exp time 14ms
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