U Sco outburst update YYMMDD(UT) mag observer 990222.828 <137 (T. Watanabe) 990223.980 <143 (B. Monard) 990224.100 <131 (D. Overbeek) 990225.040 <143 (B. Monard) 990225.194 95 (P. Schmeer) 990225.562 76 (L. E. Shaw) 990225.625 80 (M. Mattiazzo) 990225.722 8.03C (Ouda team) 990225.726 8.42B (S. Kiyota) 990225.728 8.10V (S. Kiyota) 990225.731 7.77Rc (S. Kiyota) 990225.742 8.01C (Ouda team) 990225.750 82 (H. Maehara) 990225.760 8.01C (Ouda team) 990225.776 8.00C (Ouda team) 990225.783 82 (H. Maehara) 990225.794 8.03C (Ouda team) 990225.797 81 (H. Maehara) 990225.803 80 (T. Kato) 990225.810 81 (H. Maehara) 990225.812 8.06C (Ouda team) 990225.817 81 (K. Kanatsu) 990225.828 82 (H. Maehara) 990225.828 8.09C (Ouda team) 990225.833 82 (H. Itoh) 990225.846 8.10C (Ouda team) 990225.851 83 (H. Itoh) 990225.862 8.13C (Ouda team) 990225.874 8.21C (Ouda team) 990226.015 85 (D. Overbeek) 990226.076 87 (B. Monard) 990226.100 86 (R. Ricza) 990226.162 87 (P. Schmeer) 990226.491 91 (B. King) 990226.794 92 (A. Pearce) 990226.878 92 (A. Pearce) 990227.082 90 (B. Monard) 990227.144 95 (P. Schmeer) 990227.185 96 (B. H. Granslo) 990227.199 90 (M. Verdenet) 990227.356 98 (R. J. Modic) 990227.735 97 (H. Itoh) 990227.738 99 (H. Maehara) 990227.767 98 (H. Maehara) 990227.782 98 (H. Itoh) 990227.787 99 (T. Kato) 990227.794 98 (H. Maehara) 990227.806 96 (T. Watanabe) 990227.817 95 (A. Pearce) 990227.823 97 (N. Makiguchi) 990227.824 99 (H. Maehara) 990227.849 96 (T. Watanabe) 990227.851 99 (H. Maehara) 990227.853 98 (H. Itoh) 990227.856 95 (A. Pearce) 990228.080 102 (B. Monard) 990228.160 100 (E. Muyllaert)