New sunspot catalogue to improve space weather predictions

Moscow, Russia (SPX) Jul 20, 2021

Scientists from the University of Graz, Kanzelhohe Observatory, Skoltech, and the World Data Center SILSO at the Royal Observatory of Belgium, have presented the Catalogue of Hemispheric Sunspot Numbers. It will enable more accurate predictions of the solar cycle and space weather, which can affect human-made infrastructure both on Earth and in orbit. The study came out in the Astronomy and Astr