MGAB-V252 likely superoutburst continues YYYYMMDD(UT) mag observer 20221115.5715 <162C (Masayuki Moriyama) 20221119.1374 20.136zr (ZTF Alert DC mag (Masci+ 2019)) 20221119.5840 <166C (Masayuki Moriyama) 20221121.5734 <155C (Masayuki Moriyama) 20221124.5602 <162C (Masayuki Moriyama) 20221126.5596 <162C (Masayuki Moriyama) 20221130.1365 15.560zr (ZTF Alert DC mag (Masci+ 2019)) 20221205.5195 160:C (Masayuki Moriyama) 20221209.1103 16.242zr (ZTF Alert DC mag (Masci+ 2019))