Time : 2021.07.19. 11:46 KST
Condition : Seeing 6/10, Cloudy 9/10, Transparency 6/10
Telescope : Takahashi FC-100D (D=100 mm, F=740 mm), Harmonic Mount
Camara : ZWO ASI-183MM, stack 230, Exposures 180s, Gain 130, Exp time 11ms
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
Sunspot Data : g=4, f=15
26D, 23A, -16C, -43A
Photographer : 노지영
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