km || |-id=558 bgcolor=#d6d6d6 | 44558 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 11 km || |-id=559 bgcolor=#E9E9E9 | 44559 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 7.8 km || |-id=560 bgcolor=#E9E9E9 | 44560 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 3.8 km || |-id=561 bgcolor=#d6d6d6 | 44561 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 7.1 km || |-id=562 bgcolor=#d6d6d6 | 44562 || || — || February 10, 1999 || Socorro || LINEAR || THM || align=right | 6.8 km || |-id=563 bgcolor=#d6d6d6 | 44563 || || — || February 12, 1999 || Socorro || LINEAR || — || align=right | 6.7 km || |-id=564 bgcolor=#E9E9E9 | 44564 || || — || February 12, 1999 || Socorro || LINEAR || — || align=right | 3.2 km || |-id=565 bgcolor=#fefefe | 44565 || || — || February 10, 1999 || Socorro || LINEAR || — || align=right | 4.9 km || |-id=566 bgcolor=#d6d6d6 | 44566 || || — || February 12, 1999 || Socorro || LINEAR || 7:4 || align=right | 28 km || |-id=567 bgcolor=#fefefe | 44567 || || — || February 12, 1999 || Socorro || LINEAR || NYS || align=right | 1.5 km || |-id=568 bgcolor=#d6d6d6 | 44568 || || — || February 12, 1999 || Socorro || LINEAR || HYG || align=right | 7.4 km || |-id=569 bgcolor=#fefefe | 44569 || || — || February 7, 1999 || Kitt Peak || Spacewatch || V || align=right | 2.0 km || |-id=570 bgcolor=#E9E9E9 | 44570 || || — || March 16, 1999 || Caussols || ODAS || EUN || align=right | 4.9 km || |-id=571 bgcolor=#d6d6d6 | 44571 || || — || March 20, 1999 || Kitt Peak || Spacewatch || — || align=right | 3.3 km || |-id=572 bgcolor=#fefefe | 44572 || || — || March 20, 1999 || Socorro || LINEAR || — || align=right | 3.4 km || |-id=573 bgcolor=#d6d6d6 | 44573 || || — || March 20, 1999 || Socorro || LINEAR || — || align=right | 8.0 km || |-id=574 bgcolor=#fefefe | 44574 Lavoratti || || || April 4, 1999 || San Marcello || L. Tesi, M. Tombelli || NYS || align=right | 3.8 km || |-id=575