|| — || December 15, 1998 || Socorro || LINEAR || — || align=right | 4.3 km || |-id=423 bgcolor=#E9E9E9 | 49423 || || — || December 15, 1998 || Socorro || LINEAR || — || align=right | 2.9 km || |-id=424 bgcolor=#E9E9E9 | 49424 || || — || December 15, 1998 || Socorro || LINEAR || DOR || align=right | 9.0 km || |-id=425 bgcolor=#E9E9E9 | 49425 || || — || December 15, 1998 || Socorro || LINEAR || ADE || align=right | 6.1 km || |-id=426 bgcolor=#E9E9E9 | 49426 || || — || December 15, 1998 || Socorro || LINEAR || — || align=right | 4.3 km || |-id=427 bgcolor=#E9E9E9 | 49427 || || — || December 15, 1998 || Socorro || LINEAR || EUN || align=right | 4.0 km || |-id=428 bgcolor=#E9E9E9 | 49428 || || — || December 15, 1998 || Socorro || LINEAR || CLO || align=right | 8.6 km || |-id=429 bgcolor=#E9E9E9 | 49429 || || — || December 2, 1998 || Xinglong || SCAP || — || align=right | 2.1 km || |-id=430 bgcolor=#d6d6d6 | 49430 || || — || December 11, 1998 || Mérida || O. A. Naranjo || — || align=right | 4.0 km || |-id=431 bgcolor=#E9E9E9 | 49431 || || — || December 15, 1998 || Socorro || LINEAR || — || align=right | 6.7 km || |-id=432 bgcolor=#E9E9E9 | 49432 || 1998 YD || — || December 16, 1998 || Višnjan Observatory || K. Korlević || HNS || align=right | 4.7 km || |-id=433 bgcolor=#d6d6d6 | 49433 || 1998 YS || — || December 16, 1998 || Oizumi || T. Kobayashi || — || align=right | 7.2 km || |-id=434 bgcolor=#E9E9E9 | 49434 || || — || December 16, 1998 || Gekko || T. Kagawa || — || align=right | 6.8 km || |-id=435 bgcolor=#d6d6d6 | 49435 || || — || December 16, 1998 || Gekko || T. Kagawa || — || align=right | 6.1 km || |-id=436 bgcolor=#E9E9E9 | 49436 || || — || December 17, 1998 || Ondřejov || P. Pravec, U. Babiaková || — || align=right | 2.3 km || |-id=437 bgcolor=#E9E9E9 | 49437 || || — || December 17, 1998 || Gekko || T. Kagawa || — || align=right | 2.5 km || |-id=438 bgcolor=#d6d6d6 | 49438 || || — || December 19, 1998 || Oizumi || T. Kobayashi || — || align=right | 5.0