Time : 2021.04.25. 12:51 KST
Condition : Seeing 1/10, Cloudy 2/10, Transparency 2/10
Telescope : Takahashi FC-100D (D=100 mm, F=740 mm), Harmonic Mount
Camara : ZWO ASI-183MM, stack 2195, Exposures 180s, Gain 144, Exp time 4ms
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 : 김예림
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H-Alpha Full Disk
Time : 2021.04.25. 13:12 KST
Telescope : Coronado SolarMaxII 90/BF30 - Single stack, Harmonic Mount
Camera : ZWO ASI-183MM, stack 2195, Exposures 180s, Gain 132, Exp time 4ms
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 4353, Exposures 120s, Gain 132, Exp time 4.5ms
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stack 4352, Exposures 120s, Gain 135, Exp time 4.8ms
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stack 4355, Exposures 120s, Gain 135, Exp time 4.8ms
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