omicron Cet rapidly brightening YYYYMMDD(UT) mag observer 20000823.624 61 (M. Nakatani) 20000824.019 75 (M. Reszelski) 20000824.666 64 (T. Kato) 20000824.667 65 (Y. Sugai) 20000826.625 64 (Y. Sugai) 20000826.774 61 (T. Kato) 20000827.760 62 (T. Kato) 20000828.669 62 (T. Kato) 20000829.000 57 (R. J. Bouma) 20000829.597 59 (S. Takahashi) 20000829.790 57 (H. Maehara) 20000829.990 55 (M. Reszelski) 20000831.672 58 (T. Kato) 20000902.683 54 (R. Naito) 20000902.685 52 (Y. Tsuchiyama) 20000902.748 39 (M. Ogura)