|| — || align=right | 5.5 km || |-id=388 bgcolor=#d6d6d6 | 49388 || || — || December 10, 1998 || Kitt Peak || Spacewatch || KOR || align=right | 3.9 km || |-id=389 bgcolor=#E9E9E9 | 49389 || || — || December 10, 1998 || Kitt Peak || Spacewatch || — || align=right | 6.6 km || |-id=390 bgcolor=#d6d6d6 | 49390 || || — || December 10, 1998 || Kitt Peak || Spacewatch || CHA || align=right | 5.3 km || |-id=391 bgcolor=#E9E9E9 | 49391 || || — || December 13, 1998 || Kitt Peak || Spacewatch || — || align=right | 3.1 km || |-id=392 bgcolor=#E9E9E9 | 49392 || || — || December 15, 1998 || Xinglong || SCAP || — || align=right | 5.3 km || |-id=393 bgcolor=#E9E9E9 | 49393 || || — || December 14, 1998 || Socorro || LINEAR || — || align=right | 3.8 km || |-id=394 bgcolor=#E9E9E9 | 49394 || || — || December 14, 1998 || Socorro || LINEAR || HNS || align=right | 3.1 km || |-id=395 bgcolor=#E9E9E9 | 49395 || || — || December 14, 1998 || Socorro || LINEAR || EUN || align=right | 3.6 km || |-id=396 bgcolor=#fefefe | 49396 || || — || December 14, 1998 || Socorro || LINEAR || — || align=right | 4.2 km || |-id=397 bgcolor=#E9E9E9 | 49397 || || — || December 14, 1998 || Socorro || LINEAR || — || align=right | 4.4 km || |-id=398 bgcolor=#E9E9E9 | 49398 || || — || December 14, 1998 || Socorro || LINEAR || DOR || align=right | 6.9 km || |-id=399 bgcolor=#E9E9E9 | 49399 || || — || December 14, 1998 || Socorro || LINEAR || — || align=right | 5.7 km || |-id=400 bgcolor=#E9E9E9 | 49400 || || — || December 14, 1998 || Socorro || LINEAR || — || align=right | 3.9 km || |} 49401–49500 |-bgcolor=#E9E9E9 | 49401 || || — || December 14, 1998 || Socorro || LINEAR || ADE || align=right | 6.1 km || |-id=402 bgcolor=#E9E9E9 | 49402 || || — || December 14, 1998 || Socorro || LINEAR || — || align=right | 7.4 km || |-id=403 bgcolor=#E9E9E9 | 49403 || || — || December 14, 1998 || Socorro || LINEAR || EUN || align=right | 4.7 km || |-id=404 bgcolor=#E9E9E9 | 49404 || || — || December 14, 1998 || Socorro || LINEAR || — || align=right