SIMBAD references

T. Kato, Kyoto University, reports the following prediscovery limiting magnitudes by K. Haseda (Aichi, Japan, 0.10-m f/4 twin patrol camera) from T-Max 400 films: Feb. 23.490 UT, [12.8; June 18.627, [12.8. CCD photometry by J. D. West, Mulvane, KS: Sept. 17.095, B = 9.58; 17.101, R_c = 7.09; 17.117, V = 7.96; 18.079, V = 8.31, R_c = 7.37. Additional visual magnitude estimates (cf. IAUC 7972): Sept. 17.802, 8.5 (A. Kammerer, Ettlingen, Germany); 18.260, 8.4 (J. Bedient, Honolulu, HI); 18.508, 8.8 (A. Pearce, Nedlands, W. Australia).