

Time : 2026.02.28. 12:35 KST
Condition : Seeing 6/10, Cloudy 0/10, Transparency 2/10
Telescope : Takahashi FC-100D (D=100 mm, F=740 mm), Celestron CGE PRO Equatorial Mount
Camera : ZWO ASI-183MM, stack 541, Exposures 60s, Gain 200, Exp time 1.4ms
Accessory : Baader AstroSolar D5 Film, full aperture, Baader Solar Continuum & Contrast Booster Filter
Software : Processing in Autostakkert! 3.0.14, Photoshop cc 2024, Registax V6, Topaz labs
Location : ButterStar Observatory, N37°54′16″, E127°3′33″, 80m
g=6, f=25
16H5, -17A1, 15A3, -20J4, -21J8, 7H4
Photographer : 손유하

H-Alpha Full Disk
Time : 2026.02.28. 12:46 KST
Telescope : Coronado SolarMaxII 90/BF30 - Single stack, Celestron CGE PRO Equatorial Mount
Camera : ZWO ASI-183MM, stack 1189, Exposures 60s, Gain 200, Exp time 4.9ms
Accessory : MoonLite Motor-focuser, Contrast Booster Filter
Software : Processing in Autostakkert! 3.0.14, Photoshop cc 2024, Registax V6, Topaz labs
2026년 2월 28일의 해
Condition : Seeing 6/10, Cloudy 0/10, Transparency 2/10
Telescope : Takahashi FC-100D (D=100 mm, F=740 mm), Celestron CGE PRO Equatorial Mount
Camera : ZWO ASI-183MM, stack 541, Exposures 60s, Gain 200, Exp time 1.4ms
Accessory : Baader AstroSolar D5 Film, full aperture, Baader Solar Continuum & Contrast Booster Filter
Software : Processing in Autostakkert! 3.0.14, Photoshop cc 2024, Registax V6, Topaz labs
Location : ButterStar Observatory, N37°54′16″, E127°3′33″, 80m
g=6, f=25
16H5, -17A1, 15A3, -20J4, -21J8, 7H4
Photographer : 손유하
H-Alpha Full Disk
Time : 2026.02.28. 12:46 KST
Telescope : Coronado SolarMaxII 90/BF30 - Single stack, Celestron CGE PRO Equatorial Mount
Camera : ZWO ASI-183MM, stack 1189, Exposures 60s, Gain 200, Exp time 4.9ms
Accessory : MoonLite Motor-focuser, Contrast Booster Filter
Software : Processing in Autostakkert! 3.0.14, Photoshop cc 2024, Registax V6, Topaz labs
2026년 2월 28일의 해