Time : 2023.02.20. 11:25 KST
Condition : Seeing 5/10, Cloudy 2/10, Transparency 3/10
Telescope : Takahashi FC-100D (D=100 mm, F=740 mm), Harmonic Mount
Camara : ZWO ASI-183MM, stack 1216, Exposures 120s, Gain 155, Exp time 2.8ms
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 : 2023.02.20. 11:58 KST
Telescope : Coronado SolarMaxII 90/BF30 - Single stack, Harmonic Mount
Camera : ZWO ASI-183MM, stack 1897, Exposures 60s, Gain 100, Exp time 8.9ms
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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x2.5 stack 559, Exposures 60s, Gain 247, Exp time 4.8ms
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x2.5 stack 581, Exposures 60s, Gain 236, Exp time 5.0ms
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stack 1140, Exposures 60s, Gain 198, Exp time 2.0ms
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x2.5 stack 1137, Exposures 60s, Gain 247, Exp time 4.8ms
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x2.5 stack 1511, Exposures 60s, Gain 247, Exp time 4.9ms
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stack 1512, Exposures 60s, Gain 166, Exp time 2.3ms
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stack 3031, Exposures 60s, Gain 162, Exp time 4.0ms
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stack 3140, Exposures 60s, Gain 165, Exp time 3.2ms
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stack 3024, Exposures 60s, Gain 217, Exp time 2.1ms
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stack 3031, Exposures 60s, Gain 162, Exp time 4.0ms
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