V723 Cas brightening update YYYYMMDD(UT) mag observer 20001112.933 143 (G. Poyner) 20001113.883 142: (E. Muyllaert) 20001114.797 143 (E. Muyllaert) 20001116.765 142 (G. Poyner) 20001118.601 139 (H. Maehara) 20001119.788 141 (E. Muyllaert) 20001120.766 140 (G. Poyner) 20001122.776 139 (R. J. Bouma) 20001122.901 138 (E. Muyllaert) 20001122.990 142 (G. Comello) 20001124.928 138 (R. J. Bouma)