Time : 2021.04.21. 13:08 KST
Condition : Seeing 5/10, Cloudy 6/10, Transparency 2/10
Telescope : Takahashi FC-100D (D=100 mm, F=740 mm), Harmonic Mount
Camara : ZWO ASI-183MM, stack 1230, Exposures 180s, Gain 120, Exp time 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 : 장영진
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H-Alpha Full Disk
Time : 2021.04.21. 13:33 KST
Telescope : Coronado SolarMaxII 90/BF30 - Single stack, Harmonic Mount
Camera : ZWO ASI-183MM, stack 1537, Exposures 180s, Gain 130, Exp time 8ms
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 695, Exposures 120s, Gain 260, Exp time 13ms
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stack 1131, Exposures 120s, Gain 260, Exp time 13ms
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stack 2521, Exposures 120s, Gain 280, Exp time 13ms
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stack 3476, Exposures 120s, Gain 270, Exp time 13ms
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stack 4347, Exposures 120s, Gain 250, Exp time 12ms
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stack 6085, Exposures 120s, Gain 250, Exp time 12ms
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