2025. 02. 08.

Time : 2025.02.08. 14:10 KST
Condition : Seeing 2/10, Cloudy 0/10, Transparency 3/10
Telescope : Takahashi FC-100D (D=100 mm, F=740 mm), Celestron CGE PRO Equatorial Mount
Camara : ZWO ASI-183MM, stack 103, Exposures 120s, Gain 200, Exp time 1.7ms
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=9, f=56
11J2, 20A1, 12D12, 6E26, 23B5, -19A1, 4C3, 5J2, -9D4

Photographer : 강동호, 한예찬, 정승민 

H-Alpha Full Disk

Time : 2025.02.08. 14:23 KST

Telescope : Coronado SolarMaxII 90/BF30 - Single stack, Celestron CGE PRO Equatorial Mount

Camera : ZWO ASI-183MM, stack 1363, Exposures 120s, 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

stack 2489, Exposures 120s, Gain 200, Exp time 4.6ms

stack 2437, Exposures 120s, Gain 200, Exp time 4.0ms

2025년 2월 8일의 해