XTE J1118+480 precipitous fading! YYYYMMDD(UT) mag observer 20000717.890 129 (M. Verdenet) 20000717.944 128 (G. Poyner) 20000718.128 130 (G. Hanson) 20000718.899 130 (M. Verdenet) 20000718.903 129 (C. P. Jones) 20000719.126 129 (G. Hanson) 20000720.169 130 (G. Hanson) 20000720.880 131 (M. Verdenet) 20000720.901 129 (C. P. Jones) 20000721.171 131 (G. Hanson) 20000721.880 131 (M. Verdenet) 20000721.926 129 (G. Poyner) 20000723.871 132 (P. A. Dubovsky) 20000723.890 133 (M. Verdenet) 20000726.869 137 (M. Verdenet) 20000727.878 134: (P. A. Dubovsky) 20000731.869 143 (M. Verdenet) 20000801.880 <134 (C. P. Jones) 20000802.858 <134 (P. A. Dubovsky) 20000803.869 <138 (M. Verdenet) 20000804.125 143:V (S. O'Connor) 20000805.891 <140 (C. P. Jones) 20000805.981 147R (Nyrola Observatory) 20000813.067 <160V (S. O'Connor)