|| || April 25, 1890 || Vienna || J. Palisa || — || align=right | 10 km || |-id=292 bgcolor=#E9E9E9 | 292 Ludovica || — || || April 25, 1890 || Vienna || J. Palisa || — || align=right | 31 km || |-id=293 bgcolor=#d6d6d6 | 293 Brasilia || — || || May 20, 1890 || Nice || A. Charlois || — || align=right | 57 km || |-id=294 bgcolor=#d6d6d6 | 294 Felicia || — || || July 15, 1890 || Nice || A. Charlois || — || align=right | 52 km || |-id=295 bgcolor=#E9E9E9 | 295 Theresia || — || || August 17, 1890 || Vienna || J. Palisa || — || align=right | 28 km || |-id=296 bgcolor=#fefefe | 296 Phaëtusa || — || || August 19, 1890 || Nice || A. Charlois || — || align=right | 8.2 km || |-id=297 bgcolor=#d6d6d6 | 297 Caecilia || — || || September 9, 1890 || Nice || A. Charlois || — || align=right | 39 km || |-id=298 bgcolor=#fefefe | 298 Baptistina || — || || September 9, 1890 || Nice || A. Charlois || BAP || align=right | 21 km || |-id=299 bgcolor=#fefefe | 299 Thora || — || || October 6, 1890 || Vienna || J. Palisa || slow || align=right | 16 km || |-id=300 bgcolor=#d6d6d6 | 300 Geraldina || — || || October 3, 1890 || Nice || A. Charlois || — || align=right | 67 km || |} 301–400 |-bgcolor=#E9E9E9 | 301 Bavaria || — || || November 16, 1890 || Vienna || J. Palisa || — || align=right | 53 km || |-id=302 bgcolor=#fefefe | 302 Clarissa || — || || November 14, 1890 || Nice || A. Charlois || CLA || align=right | 39 km || |-id=303 bgcolor=#d6d6d6 | 303 Josephina || — || || February 12, 1891 || Rome || E. Millosevich || — || align=right | 125 km || |-id=304 bgcolor=#fefefe | 304 Olga || — || || February 14, 1891 || Vienna || J. Palisa || — || align=right | 66 km || |-id=305 bgcolor=#d6d6d6 | 305 Gordonia || — || || February 16, 1891 || Nice || A. Charlois || — || align=right | 48 km || |-id=306 bgcolor=#fefefe | 306 Unitas || — || || March 1, 1891 || Rome || E. Millosevich || — || align=right | 47 km || |-id=307 bgcolor=#d6d6d6 | 307 Nike ||