50483 || || — || February 28, 2000 || Socorro || LINEAR || — || align=right | 3.7 km || |-id=484 bgcolor=#fefefe | 50484 || || — || February 28, 2000 || Socorro || LINEAR || — || align=right | 2.5 km || |-id=485 bgcolor=#E9E9E9 | 50485 || || — || February 28, 2000 || Socorro || LINEAR || NEM || align=right | 5.5 km || |-id=486 bgcolor=#fefefe | 50486 || || — || February 29, 2000 || Socorro || LINEAR || — || align=right | 1.7 km || |-id=487 bgcolor=#fefefe | 50487 || || — || February 29, 2000 || Socorro || LINEAR || V || align=right | 1.8 km || |-id=488 bgcolor=#fefefe | 50488 || || — || February 29, 2000 || Socorro || LINEAR || V || align=right | 2.6 km || |-id=489 bgcolor=#fefefe | 50489 || || — || February 29, 2000 || Socorro || LINEAR || V || align=right | 2.0 km || |-id=490 bgcolor=#fefefe | 50490 || || — || February 29, 2000 || Socorro || LINEAR || — || align=right | 2.1 km || |-id=491 bgcolor=#E9E9E9 | 50491 || || — || February 27, 2000 || Kitt Peak || Spacewatch || — || align=right | 5.2 km || |-id=492 bgcolor=#fefefe | 50492 || || — || February 28, 2000 || Socorro || LINEAR || NYS || align=right | 1.7 km || |-id=493 bgcolor=#d6d6d6 | 50493 || || — || February 28, 2000 || Socorro || LINEAR || KOR || align=right | 3.0 km || |-id=494 bgcolor=#E9E9E9 | 50494 || || — || February 28, 2000 || Socorro || LINEAR || — || align=right | 2.9 km || |-id=495 bgcolor=#E9E9E9 | 50495 || || — || February 28, 2000 || Socorro || LINEAR || DOR || align=right | 11 km || |-id=496 bgcolor=#E9E9E9 | 50496 || || — || February 28, 2000 || Socorro || LINEAR || — || align=right | 5.2 km || |-id=497 bgcolor=#E9E9E9 | 50497 || || — || February 28, 2000 || Socorro || LINEAR || — || align=right | 2.4 km || |-id=498 bgcolor=#E9E9E9 | 50498 || || — || February 28, 2000 || Socorro || LINEAR || — || align=right | 6.9 km || |-id=499 bgcolor=#E9E9E9 | 50499 || || — || February 29, 2000 || Socorro || LINEAR || — || align=right | 5.0 km || |-id=500 bgcolor=#fefefe | 50500 || || — || February 29, 2000