Time : 2021.06.25. 15:16 KST
Condition : Seeing 5/10, Cloudy 10/10, Transparency 2/10
Telescope : Takahashi FC-100D (D=100 mm, F=740 mm), Harmonic Mount
Camara : ZWO ASI-183MM, stack 483, Exposures 180s, Gain 65, Exp time 3.5ms
Accessory : Baader AstroSolar D4 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=28
24D, -27C
Photographer : 오성진
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stack 783, Exposures 120s, Gain 65, Exp time 4.0ms
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stack 2087, Exposures 180s, Gain 65, Exp time 4.0ms
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H-Alpha Full Disk
Time : 2021.06.25. 15:56 KST
Telescope : Coronado SolarMaxII 90/BF30 - Single stack, Harmonic Mount
Camera : ZWO ASI-183MM, stack 1801, Exposures 180s, Gain 190, Exp time 12 ms
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 7436, Exposures 180s, Gain 190, Exp time 11 ms
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stack 8078, Exposures 180s, Gain 190, Exp time 11 ms
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