New papers: spectroscopy of the Sun and stars
Two new papers that my group contributed to: a study of flares on the Sun, but with the Sun seen as a star, which provides a “translation table” between stellar and solar flare observations; and spectroscopic observation of the great dimming of Beutelgeuse, which happened in 220 and was observed (among others) with the AIP’s STELLA telescope on Tenerife. A comparative study of two X2.2 and X9.3 solar flares observed with HARPS-N. Reconciling Sun-as-a-star spectroscopy and high-spatial resolution solar observations…