V453 Lyr: most likely SU UMa star
Using ATLAS forced photometry (Tonry et al. 2018; Shingles et al. 2021), I found that this object showed a rebrightening after the 2021 outburst. This object is worth visiting for the next outburst.
vsnet-campaign-dn@ooruri.kusastro.kyoto-u.ac.jp