CRTSJ085024.2-235811 (AM CVn:) still bright YYYYMMDD(UT) mag observer 20221201.5035 16.958zr (ZTF Alert DC mag (Masci+ 2019)) 20221210.4403 18.064zr (ZTF Alert DC mag (Masci+ 2019)) 20221210.4607 17.904zg (ZTF Alert DC mag (Masci+ 2019)) 20221217.4346 16.853zr (ZTF Alert DC mag (Masci+ 2019)) 20221217.4401 16.633zg (ZTF Alert DC mag (Masci+ 2019))