New JWST redshifts for the host galaxies of CDF-S XT1 and XT2: understanding their nature

J. Quirola-Vásquez, F. E. Bauer, P. G. Jonker +6

CDF-S XT1 and XT2 are considered two canonical extragalactic fast X-ray transients (FXTs). In this work, we report new constraints on both FXTs, based on recent JWST NIRCam and MIR…