Welcome to my astronomy blog or observation log. My major interest includes solar, lunar and planets imaging, I also do some short exposure wide field shots.
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The sky is white, so the transparency is very low indeed. Nothing else than the sun and the moon could be seen in this kind of sky, I would say it's 0-1/10, seeing 3/10.
1618 (GMT+8):-
<img style="display:block; margin:0px auto 10px;...
Extremely poor seeing and transparency. The transparency has been so low that I even need to use 1/45s for surface detail, normally, I will use something like 1/400s! So, you see the difference. Seeing is poor at 2/10 as well, boiling disc...
Seeing 3/10, transparency 3/10. Hazy and poor seeing, it's not very common and it's the worst case. Silent sun, and so not much can be seen. Feels like a dirty light bulb without any detail except some minor detail near the bottom left.
1513...
Extremely poor seeing, the solar disc is boiling even at 480mm only, I would rate it like 1-2/10, transparency quite good at 6/10. Lack of detail today.
1434 (GMT+8), the small active region is going behind the visible side:-
1435 (GMT+8):-
Very poor seeing, like 1-2/10, transparency so-so at 4/10. Canon 450D video mode with Canon 100-400mm@400mm with Kenko 2x.
This lens could definitely do better, I shall try again when the condition of the sky improves.