6950 20240329114541.0 10.3847/1538-4357/acc6cc DOI SCART-2024-0141 Hayakawa, Hisashi The Extreme Space Weather Event of 1872 February: Sunspots, Magnetic Disturbance, and Auroral Displays 2023 STCE Solar active regions Solar flares Solar coronal mass ejections Aurorae Geomagnetic fields Magnetic storms Cliver, Edward W. Clette, Frédéric Ebihara, Yusuke Toriumi, Shin Ermolli, Ilaria Chatzistergos, Theodosios Hattori, Kentaro Knipp, Delores J. Blake, Séan P. Cauzzi, Gianna Reardon, Kevin Bourdin, Philippe-A. Just, Dorothea Vokhmyanin, Mikhail Matsumoto, Keitaro Miyoshi, Yoshizumi Ribeiro, José R. Correia, Ana P. Willis, David M. Wild, Matthew N. Silverman, Sam M. Astrophysical Journal 959 2023 1 23 frederic.clette@ksb-orb.be https://iopscience.iop.org/article/10.3847/1538-4357/acc6cc https://ui.adsabs.harvard.edu/link_gateway/2023ApJ...959...23H/PUB_PDF published in REFERD