CRTS J105122.8+672528 outburst SU UMa star. Last superoutburst was in 2019 Dec. (14.6 mag at maximum). http://gsaweb.ast.cam.ac.uk/alerts/alert/Gaia21bdo/ Gaia21bdo AT2021eaa 2021-02-28 13:36:16 162.84518 67.42441 15.51 18.25 1.01 CV 2021-03-01 20:11:58 known CV CSS120101:105123+672528 in 3.5 mag outburst