CY Lyr outburst YYYYMMDD(UT) mag observer 20000816.880 <140 (M. Reszelski) 20000817.860 <145 (T. Kinnunen) 20000817.866 <140 (E. Muyllaert) 20000817.892 <142 (M. Reszelski) 20000819.850 <145 (T. Kinnunen) 20000819.860 <142 (J. Gunther) 20000820.139 <144 (M. Simonsen) 20000820.860 134 (J. Gunther) 20000820.871 136 (M. Reszelski) 20000821.017 135 (G. Poyner) 20000821.155 135 (M. Simonsen)