Cai, Y.-Z, et.al.; Misra, Kuntal
(Astronomy & Astrophysics, 2022-11)
We present an observational study of the luminous red nova (LRN) AT 2021biy in the nearby galaxy NGC 4631. The field of the object was
routinely imaged during the pre-eruptive stage by synoptic surveys, but the transient ...