R CrB brightening update YYYYMMDD(UT) mag observer 20010117.215 91 (T. Lange) 20010117.667 86 (Y. Watanabe) 20010118.192 84 (G. Comello) 20010118.219 89 (T. Lange) 20010118.224 87 (R. J. Bouma) 20010119.215 85 (T. Lange) 20010123.217 85 (E. Muyllaert) 20010123.688 81 (T. Watanabe) 20010123.865 74 (Y. Atobe) 20010123.872 79 (Y. Watanabe) 20010124.192 78 (M. Reszelski) 20010125.201 74 (T. Lange) 20010125.201 77 (R. J. Bouma) 20010126.073 77 (G. Comello) 20010126.188 76 (R. J. Bouma) 20010126.207 74 (T. Lange) 20010126.230 78 (E. Muyllaert) 20010126.975 75 (G. Comello) 20010127.042 75 (G. Poyner) 20010127.083 75 (M. Reszelski) 20010127.874 77 (Y. Watanabe)