2 papers
astro-ph.SR2025
The Centennial Evolution of Solar Chromospheric Rotation
N. B. Xiang, X. H. Zhao, L. H. Deng +3
Rotation is a prominent feature of the Sun, and it plays a crucial role in the generation and dynamic evolution of solar magnetic fields. The daily composite time series of Ca II K…
astro-ph.SR2025
Hemispheric Distribution of Solar Active Regions During Solar Cycles 23-25
Yuxia Liu, Tingting Xu, Miao Wan +5
Solar active regions (ARs) are crucial for understanding the long-term evolution of solar activities and predicting eruptive phenomena, including solar flares and coronal mass ejec…