— || December 16, 1998 || Socorro || LINEAR || — || align=right | 1.7 km || |-id=546 bgcolor=#E9E9E9 | 101546 || || — || December 16, 1998 || Socorro || LINEAR || — || align=right | 6.0 km || |-id=547 bgcolor=#d6d6d6 | 101547 || || — || December 27, 1998 || Anderson Mesa || LONEOS || TIR || align=right | 4.0 km || |-id=548 bgcolor=#fefefe | 101548 || || — || December 27, 1998 || Anderson Mesa || LONEOS || — || align=right | 2.6 km || |-id=549 bgcolor=#fefefe | 101549 || || — || December 27, 1998 || Anderson Mesa || LONEOS || H || align=right | 2.9 km || |-id=550 bgcolor=#fefefe | 101550 || 1999 AE || — || January 5, 1999 || Višnjan Observatory || K. Korlević || ERI || align=right | 4.4 km || |-id=551 bgcolor=#E9E9E9 | 101551 || || — || January 7, 1999 || Kitt Peak || Spacewatch || — || align=right | 1.6 km || |-id=552 bgcolor=#d6d6d6 | 101552 || || — || January 7, 1999 || Kitt Peak || Spacewatch || — || align=right | 2.7 km || |-id=553 bgcolor=#fefefe | 101553 || || — || January 10, 1999 || Oizumi || T. Kobayashi || H || align=right | 1.6 km || |-id=554 bgcolor=#FA8072 | 101554 || || — || January 9, 1999 || Socorro || LINEAR || — || align=right | 2.0 km || |-id=555 bgcolor=#E9E9E9 | 101555 || || — || January 12, 1999 || Oizumi || T. Kobayashi || EUN || align=right | 3.1 km || |-id=556 bgcolor=#fefefe | 101556 || || — || January 12, 1999 || Oizumi || T. Kobayashi || — || align=right | 1.9 km || |-id=557 bgcolor=#fefefe | 101557 || || — || January 9, 1999 || Višnjan Observatory || K. Korlević || — || align=right | 2.7 km || |-id=558 bgcolor=#E9E9E9 | 101558 || || — || January 13, 1999 || Oizumi || T. Kobayashi || — || align=right | 9.4 km || |-id=559 bgcolor=#d6d6d6 | 101559 || || — || January 9, 1999 || Xinglong || SCAP || — || align=right | 5.4 km || |-id=560 bgcolor=#d6d6d6 | 101560 || || — || January 7, 1999 || Kitt Peak || Spacewatch || — || align=right | 3.9 km || |-id=561 bgcolor=#d6d6d6 | 101561 || || — || January 8, 1999 || Kitt Peak || Spacewatch || — || align=right | 4.1