Welcome to my astronomy blog. I dedicate myself to the simplest form of amateur astronomy which requires only portable equipments. I have small refractors, small binoculars, a small mount, and a small H-alpha solar filter.
Originally from a city where the people were proud of their light pollution, that is Hong Kong where I loved. Relocated to the UK since 2021.
Friday, February 13, 2009
20090213 White Light Sun
Cloud cleared up a bit finally when the sun was sinking low from my home window. Seeing very bad at 2/10, transparency low at 1/10 during the best moments (like 5 seconds windows).
Telescope: Borg 45ED II Filter: APM Herschel wedge Camera: DMK 31AF03 Mount: LXD55
Exposure used was 1/5000s but I could see the effect of the poor seeing. There's no sign of AR1012 before processing.
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