Observations from GONG/TD (Canary Islands) are impacted by
Calima. This may appear as a slight blurring of H-alpha and other images. Calima is a meteorological phenomenon, when the prevailing winds blow dust from the Sahara desert towards the Canary Islands and farther in the Atlantic Ocean. Images from the NOAA's GOES 19 satellite taken on 24 May 2025 show the dust tail extending from the West cost of Africa all the way to North America. Calima usually happens in Summer, and each episode may last 3-5 days.
GONG/Learmonth (Australia) took observations of a large two-ribbon flare, which was the source of Earth-directed halo Coronal Mass Ejectio...
The 246th AAS meeting (joint with the Laboratory Astrophysics and Solar Physics Divisions) took place the of week 8-12 June 2025 in Anchorag...
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