chi Cyg brightening YYYYMMDD(UT) mag observer 20001027.708 104 (H-G. Lindberg) 20001029.712 102 (T. Lange) 20001030.060 102 (E. van Ballegoij) 20001030.790 102 (G. Comello) 20001030.930 101 (R. J. Bouma) 20001031.840 99 (H. Hautecler) 20001103.603 98 (R. Naito) 20001103.623 97 (Y. Tsuchiyama) 20001103.807 96 (G. Poyner) 20001104.508 97 (M. Ooishi) 20001104.847 101 (A. Diepvens) 20001105.433 95 (N. Makiguchi) 20001105.472 98 (Y. Watanabe) 20001105.726 100 (T. Lange) 20001105.750 101 (G. Comello) 20001105.750 98 (R. J. Bouma) 20001106.030 102 (E. van Ballegoij) 20001111.374 98 (Y. Watanabe) 20001112.814 94 (G. Poyner) 20001113.849 97 (G. Comello) 20001114.050 99 (E. van Ballegoij) 20001117.840 95 (R. J. Bouma)