ASASSN-16gr likely superoutburst

Supercycle about 300 d (ATLAS+ZTF+ASAS-SN).

YYYYMMDD(UT) mag observer 20230522.3994 18.152zr (ZTF Alert DC mag (Masci+ 2019)) 20230522.4211 18.308zg (ZTF Alert DC mag (Masci+ 2019)) 20230523.0629 15.114g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230523.7858 <144c (Yutaka Maeda) 20230523.9831 15.368g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230524.3995 15.426zr (ZTF Alert DC mag (Masci+ 2019)) 20230525.0069 15.296c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230525.0378 15.560c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230525.0434 15.593c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230525.0467 15.610c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230526.4584 15.678zr (ZTF Alert DC mag (Masci+ 2019)) 20230526.9619 15.223g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230527.9531 15.373g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230528.0439 15.839c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230528.0472 15.806c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230528.0499 15.906c (ATLAS Forced Photometry (Tonry+2018; Shingles+2021)) 20230528.9557 15.502g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014)) 20230530.2748 15.547g (ASAS-SN Sky Patrol Photom. DB (Hart+2023; Shappee+2014))