|| || March 5, 1989 || Kleť || A. Mrkos || KOR || align=right | 8.2 km || |-id=584 bgcolor=#E9E9E9 | 5584 Izenberg || 1989 KK || || May 31, 1989 || Palomar || H. E. Holt || EUN || align=right | 6.7 km || |-id=585 bgcolor=#FA8072 | 5585 Parks || 1990 MJ || || June 28, 1990 || Palomar || E. F. Helin || — || align=right | 8.4 km || |-id=586 bgcolor=#fefefe | 5586 || || — || September 9, 1990 || La Silla || H. Debehogne || — || align=right | 7.2 km || |-id=587 bgcolor=#FFC2E0 | 5587 || 1990 SB || — || September 16, 1990 || Palomar || H. E. Holt, J. A. Brown || AMO +1km || align=right | 3.6 km || |-id=588 bgcolor=#E9E9E9 | 5588 Jennabelle || || || September 23, 1990 || Palomar || B. Roman || — || align=right | 11 km || |-id=589 bgcolor=#E9E9E9 | 5589 De Meis || || || September 23, 1990 || La Silla || H. Debehogne || HEN || align=right | 7.4 km || |-id=590 bgcolor=#FFC2E0 | 5590 || 1990 VA || — || November 9, 1990 || Kitt Peak || Spacewatch || ATEcritical || align=right data-sort-value="0.41" | 410 m || |-id=591 bgcolor=#E9E9E9 | 5591 Koyo || || || November 10, 1990 || Oohira || T. Urata || HOF || align=right | 17 km || |-id=592 bgcolor=#d6d6d6 | 5592 Oshima || || || November 14, 1990 || Toyota || K. Suzuki, T. Urata || VER || align=right | 23 km || |-id=593 bgcolor=#fefefe | 5593 Jonsujatha || || || May 9, 1991 || Palomar || E. F. Helin || FLO || align=right | 7.3 km || |-id=594 bgcolor=#d6d6d6 | 5594 Jimmiller || || || July 12, 1991 || Palomar || H. E. Holt || VER || align=right | 26 km || |-id=595 bgcolor=#E9E9E9 | 5595 Roth || 1991 PJ || || August 5, 1991 || Palomar || H. E. Holt || — || align=right | 9.8 km || |-id=596 bgcolor=#fefefe | 5596 Morbidelli || || || August 7, 1991 || Palomar || H. E. Holt || FLO || align=right | 5.7 km || |-id=597 bgcolor=#fefefe | 5597 Warren || || || August 5, 1991 || Palomar || H. E. Holt || — || align=right | 4.0 km || |-id=598 bgcolor=#fefefe | 5598 Carlmurray || || || August 8, 1991 || Palomar || H. E. Holt ||