
Ca-K Full Disk
Time : 2025.09.10. 10:16 KST
Condition : Seeing 5/10, Cloudy 0/10, Transparency 7/10
Telescope : Takahashi FC-100DZ(FL/800 mm), Lunt Ca-K Module(393.4 nm)
Camera : ZWO 183MC, stack 450, Exposures 60 s, Gain 200, Exp time 1.0 ms
Software : Processing in Autostakkert! 3.0.14, Photoshop cc 2024, Registax V6, Topaz labs
Location : ButterStar Observatory, N37°54′16″, E127°3′33″, 80m

Time : 2025.09.10. 14:53 KST
Telescope : Takahashi FC-100DZ (FL/800 mm), Harmonic Equatorial Mount
Camara : ZWO ASI-183MM, stack 146, Exposures 60 s, Gain 250, Exp time 6.0 ms
Accessory : Baader AstroSolar D=5 Film, full aperture, Baader Solar Continuum & Contrast Booster Filter

H-Alpha Full Disk
Time : 2025.09.10. 10:46 KST
Telescope : Lunt-130 (D=130 mm, F=910 mm), Double stack, BF34, Harmonic Mount
Camera : ZWO ASI-183MM, stack 366, Exposures 60 s, Gain 200, Exp time 2.0 ms
Accessory : Contrast Booster Filter





FS-152(FL/1216 mm) × 2 Powermate
Ca-K Full Disk
Time : 2025.09.10. 10:16 KST
Condition : Seeing 5/10, Cloudy 0/10, Transparency 7/10
Telescope : Takahashi FC-100DZ(FL/800 mm), Lunt Ca-K Module(393.4 nm)
Camera : ZWO 183MC, stack 450, Exposures 60 s, Gain 200, Exp time 1.0 ms
Software : Processing in Autostakkert! 3.0.14, Photoshop cc 2024, Registax V6, Topaz labs
Location : ButterStar Observatory, N37°54′16″, E127°3′33″, 80m
Time : 2025.09.10. 14:53 KST
Telescope : Takahashi FC-100DZ (FL/800 mm), Harmonic Equatorial Mount
Camara : ZWO ASI-183MM, stack 146, Exposures 60 s, Gain 250, Exp time 6.0 ms
Accessory : Baader AstroSolar D=5 Film, full aperture, Baader Solar Continuum & Contrast Booster Filter
H-Alpha Full Disk
Time : 2025.09.10. 10:46 KST
Telescope : Lunt-130 (D=130 mm, F=910 mm), Double stack, BF34, Harmonic Mount
Camera : ZWO ASI-183MM, stack 366, Exposures 60 s, Gain 200, Exp time 2.0 ms
Accessory : Contrast Booster Filter
FS-152(FL/1216 mm) × 2 Powermate