MASTER OT J210316.39+314913.6 outburst
No outburst in ZTF data.
http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia22btj/ Gaia22btj AT2022jff 2022-04-19 15:10:56 315.81861 31.82048 14.45 18.22 0.08 unknown 2022-05-02 09:11:37 ~4 mag outburst in candidate CV MASTER OT J210316.39+314913.6