香港天文論壇

Images of AR13641

Images of AR13639

Images of AR13637, AR13638 and AR13643

Images of AR13636

Images of AR13635 and AR13642

Images of AR13634

2024 April 16 Sun - Solar surface in white-light, with AR13633, AR13634, AR13635, AR13636, AR13637, AR13638, AR13639, AR13640, AR13641, AR13642 and possible AR13643. . Observation through clouds and seeing is generally bad. . AR13633 shows up at (S10W58). A sunspot, with full penumbra, and 2 small o...

2024 April 16 - Sun halo

Time : around 12 noon
Location : near Korn Hill Plaza
from my mobile phone

reminder

Images of possible AR1363a

Images of AR13633

Images of AR13632

Images of AR13629

2024 April 08 Sun - Solar surface in white-light, with AR13624, AR13627, AR13628, AR13629, AR13630, AR13631, AR13632, AR13633 and possible AR1363a. . Observation through clouds, before the Sun is to be eclipsed by the Moon. . AR13624 shows up at (N15W70). No sunspot is observed, leaving just some fa...

Images of AR13633 and possible AR1363a