The New EXor Outburst of ESO-Hα 99 Observed by Gaia ATLAS and TESS
The New EXor Outburst of ESO-Hα 99 Observed by Gaia ATLAS and TESS
We report photometry and spectroscopy of the outburst of the young stellar object ESO-Halpha 99. The outburst was first noticed in Gaia alert Gaia18dvc and later by ATLAS. We have established the outburst light curve with archival ATLAS ``Orange'' filter photometry, Gaia data, new V-band photometry, and J, H, and …