2025. 08. 23.

Time : 2025.08.23. 10:52 KST

Condition : Seeing 3/10, Cloudy 6/10, Transparency 5/10

Telescope : Takahashi FC-100D (D=100 mm, F=740 mm), Celestron CGE PRO Equatorial Mount

Camara : ZWO ASI-183MM, stack 645, Exposures 60s, Gain 200, Exp time 1.8ms

Accessory : Baader AstroSolar D5 Film, full aperture, Baader Solar Continuum & Contrast Booster Filter

Software : Processing in Autostakkert! 3.0.14, Photoshop cc 2023, Registax V6, Topaz labs

Location : ButterStar Observatory, N37°54′16″, E127°3′33″, 80m

g=5, f=27

-20A3, 8D6, -9J2, 2B2, 10D14

Photographer : 이윤서

Time : 2025.08.23. 17:04 KST

Condition : Seeing 4/10, Cloudy 7/10, Transparency 3/10

Telescope : Takahashi FC-100D (D=100 mm, F=740 mm), Celestron CGE PRO Equatorial Mount

Camara : ZWO ASI-183MM, stack 588, Exposures 60s, Gain 200, Exp time 6.7m

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

Photographer : 정승민

H-Alpha Full Disk

Time : 2025.08.23. 15:12 KST

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

Camera : ZWO ASI-183MM, stack 692, Exposures 60s, Gain 250, Exp time 6.7ms

Accessory : MoonLite Motor-focuser, Contrast Booster Filter

Software : Processing in Autostakkert! 3.0.14, Photoshop cc 2024, Registax V6, Topaz labs

2025년 8월 23일 구름 속의 해