Kleť || Kleť Obs. || V || align=right | 1.1 km || |-id=579 bgcolor=#E9E9E9 | 101579 || || — || January 19, 1999 || Caussols || ODAS || — || align=right | 3.2 km || |-id=580 bgcolor=#E9E9E9 | 101580 || || — || January 21, 1999 || Višnjan Observatory || K. Korlević || — || align=right | 2.6 km || |-id=581 bgcolor=#d6d6d6 | 101581 || || — || January 21, 1999 || Višnjan Observatory || K. Korlević || — || align=right | 5.8 km || |-id=582 bgcolor=#fefefe | 101582 || || — || January 22, 1999 || Višnjan Observatory || K. Korlević || — || align=right | 2.3 km || |-id=583 bgcolor=#E9E9E9 | 101583 || || — || January 23, 1999 || Višnjan Observatory || K. Korlević || — || align=right | 2.9 km || |-id=584 bgcolor=#fefefe | 101584 || || — || January 19, 1999 || Caussols || ODAS || — || align=right | 1.4 km || |-id=585 bgcolor=#E9E9E9 | 101585 || || — || January 20, 1999 || Caussols || ODAS || — || align=right | 3.3 km || |-id=586 bgcolor=#fefefe | 101586 || || — || January 20, 1999 || Caussols || ODAS || H || align=right data-sort-value="0.96" | 960 m || |-id=587 bgcolor=#fefefe | 101587 || || — || January 22, 1999 || Oizumi || T. Kobayashi || — || align=right | 3.5 km || |-id=588 bgcolor=#d6d6d6 | 101588 || || — || January 24, 1999 || Monte Agliale || M. M. M. Santangelo, G. Cavalletti || — || align=right | 7.9 km || |-id=589 bgcolor=#fefefe | 101589 || || — || January 16, 1999 || Višnjan Observatory || K. Korlević || V || align=right | 1.5 km || |-id=590 bgcolor=#fefefe | 101590 || || — || January 16, 1999 || Socorro || LINEAR || V || align=right | 1.7 km || |-id=591 bgcolor=#fefefe | 101591 || || — || January 16, 1999 || Socorro || LINEAR || FLO || align=right | 2.3 km || |-id=592 bgcolor=#fefefe | 101592 || || — || January 18, 1999 || Socorro || LINEAR || — || align=right | 2.4 km || |-id=593 bgcolor=#E9E9E9 | 101593 || || — || January 18, 1999 || Socorro || LINEAR || — || align=right | 2.7 km || |-id=594 bgcolor=#E9E9E9 | 101594 || || — || January 26, 1999 || Višnjan Observatory || K. Korlević || — || align=right | 3.0 km ||