|| November 18, 1998 || Kitt Peak || Spacewatch || — || align=right | 2.5 km || |-id=479 bgcolor=#E9E9E9 | 101479 || || — || November 23, 1998 || Kitt Peak || Spacewatch || — || align=right | 2.1 km || |-id=480 bgcolor=#E9E9E9 | 101480 || || — || November 20, 1998 || Anderson Mesa || LONEOS || — || align=right | 2.4 km || |-id=481 bgcolor=#fefefe | 101481 || || — || November 23, 1998 || Anderson Mesa || LONEOS || NYS || align=right | 1.7 km || |-id=482 bgcolor=#E9E9E9 | 101482 || || — || November 23, 1998 || Anderson Mesa || LONEOS || — || align=right | 5.4 km || |-id=483 bgcolor=#E9E9E9 | 101483 || || — || November 17, 1998 || Kitt Peak || Spacewatch || — || align=right | 5.7 km || |-id=484 bgcolor=#d6d6d6 | 101484 || || — || November 18, 1998 || Kitt Peak || Spacewatch || — || align=right | 3.5 km || |-id=485 bgcolor=#E9E9E9 | 101485 || || — || November 19, 1998 || Kitt Peak || Spacewatch || — || align=right | 2.1 km || |-id=486 bgcolor=#d6d6d6 | 101486 || || — || November 21, 1998 || Kitt Peak || Spacewatch || — || align=right | 6.5 km || |-id=487 bgcolor=#FA8072 | 101487 || || — || November 22, 1998 || Kitt Peak || Spacewatch || — || align=right | 1.8 km || |-id=488 bgcolor=#d6d6d6 | 101488 || || — || November 19, 1998 || Caussols || ODAS || — || align=right | 4.7 km || |-id=489 bgcolor=#E9E9E9 | 101489 || || — || November 20, 1998 || Anderson Mesa || LONEOS || — || align=right | 3.2 km || |-id=490 bgcolor=#fefefe | 101490 || || — || November 20, 1998 || Anderson Mesa || LONEOS || NYS || align=right | 1.6 km || |-id=491 bgcolor=#E9E9E9 | 101491 Grahamcrombie || 1998 XA || || December 1, 1998 || Cocoa || I. P. Griffin || MIT || align=right | 3.3 km || |-id=492 bgcolor=#C2FFFF | 101492 || || — || December 7, 1998 || Caussols || ODAS || L4 || align=right | 21 km || |-id=493 bgcolor=#fefefe | 101493 || || — || December 7, 1998 || San Marcello || M. Tombelli, A. Boattini || — || align=right | 1.6 km || |-id=494 bgcolor=#E9E9E9 | 101494 || || — || December 8, 1998 || Woomera || F. B. Zoltowski || —