21001–21100 |-bgcolor=#FA8072 | 21001 Trogrlic || 1987 GF || || April 1, 1987 || Palomar || A. Maury || — || align=right | 2.6 km || |-id=002 bgcolor=#E9E9E9 | 21002 || || — || August 29, 1987 || La Silla || E. W. Elst || RAFslow || align=right | 3.6 km || |-id=003 bgcolor=#E9E9E9 | 21003 || || — || December 17, 1987 || La Silla || E. W. Elst, G. Pizarro || EUN || align=right | 3.9 km || |-id=004 bgcolor=#E9E9E9 | 21004 || || — || January 22, 1988 || La Silla || H. Debehogne || — || align=right | 3.6 km || |-id=005 bgcolor=#E9E9E9 | 21005 || || — || January 28, 1988 || Siding Spring || R. H. McNaught || ADE || align=right | 8.2 km || |-id=006 bgcolor=#E9E9E9 | 21006 || || — || February 17, 1988 || La Silla || E. W. Elst || — || align=right | 3.1 km || |-id=007 bgcolor=#fefefe | 21007 || || — || March 19, 1988 || La Silla || W. Ferreri || FLO || align=right | 3.4 km || |-id=008 bgcolor=#fefefe | 21008 || 1988 PE || — || August 9, 1988 || Palomar || E. F. Helin || — || align=right | 4.0 km || |-id=009 bgcolor=#fefefe | 21009 Agilkia || || || August 12, 1988 || Haute Provence || E. W. Elst || NYS || align=right | 2.8 km || |-id=010 bgcolor=#fefefe | 21010 Kishon || || || August 13, 1988 || Tautenburg Observatory || F. Börngen || — || align=right | 2.6 km || |-id=011 bgcolor=#fefefe | 21011 || || — || September 1, 1988 || La Silla || H. Debehogne || — || align=right | 4.1 km || |-id=012 bgcolor=#d6d6d6 | 21012 || || — || September 8, 1988 || La Silla || H. Debehogne || — || align=right | 6.2 km || |-id=013 bgcolor=#d6d6d6 | 21013 || || — || September 14, 1988 || Cerro Tololo || S. J. Bus || THM || align=right | 6.0 km || |-id=014 bgcolor=#d6d6d6 | 21014 Daishi || || || October 13, 1988 || Geisei || T. Seki || THM || align=right | 7.7 km || |-id=015 bgcolor=#d6d6d6 | 21015 Shigenari || 1988 UF || || October 16, 1988 || Kitami || T. Fujii, K. Watanabe || EOS || align=right | 9.1 km || |-id=016 bgcolor=#fefefe | 21016 Miyazawaseiroku || 1988 VA || || November 2,