The rise and fall of an extraordinary Ca-rich transient
The rise and fall of an extraordinary Ca-rich transient
This work presents the observations and analysis of ATLAS19dqr/SN 2019bkc, an extraordinary rapidly evolving transient event located in an isolated environment, tens of kiloparsecs from any likely host. Its light curves rise to maximum light in 5−6 d and then display a decline of Δ m 15 ∼ 5 mag. …