2 papers
astro-ph.SR2026
V7995 Sgr: A New FU Orionis Accretion Outburst Near NGC 6589/6590
Lynne A. Hillenbrand, Kishalay De, Adolfo S. Carvalho +3
We announce a new FU Orionis type outburst that reached peak brightness in late 2024, following a steep 4.6 month photometric rise of -2.85 mag in the band. This rapid brighten…
astro-ph.SR2026
Quantitative Spectroscopic Diagnostics for FU Orionis-Type Young Stellar Objects
Evan R. Portnoi, Lynne A. Hillenbrand, Adolfo S. Carvalho
We present near-infrared spectroscopic diagnostics that can be used to identify FU Orionis stars (FUOrs). FUOrs are young stellar objects (YSOs) that are currently in a state of ex…