1 1949-11-04.29 Groeneveld & Kuiper (1954) 2 1949-11-05.16 Groeneveld & Kuiper (1954) 3 1977-03-12.98 Scaltriti & Zappala (1978) 4 1979-07-31.39 Harris & Young (1983) 5 1979-07-31.91 Harris & Young (1983) 6 1979-08-01.27 Harris & Young (1983) 7 1979-08-03.38 Harris & Young (1983) 8 1979-08-04.37 Harris & Young (1983) 9 1984-10-25.08 Lagerkvist et al. (1998) 10 1984-11-02.08 Lagerkvist et al. (1998) 11 1990-03-01--1990-03-03 Dotto et al. (1992) 12 1990-03-02.02 Dotto et al. (1992) 13 1990-03-02.51 Dotto et al. (1992) 14 1990-03-03.03 Dotto et al. (1992) 15 1994-02-05.11 Lagerkvist et al. (1995) 16 1994-02-06.08 Lagerkvist et al. (1995) 17 1994-02-07.10 Lagerkvist et al. (1995) 18 1994-02-12.05 Lagerkvist et al. (1995) 19 1994-02-17.07 Lagerkvist et al. (1995) 20 1994-02-18.00 Lagerkvist et al. (1995) 21 1994-02-18.08 Lagerkvist et al. (1995) 22 1994-02-18.98 Lagerkvist et al. (1995) 23 1994-02-19.08 Lagerkvist et al. (1995) 24 1994-03-03.01 Lagerkvist et al. (1995) 25 1994-03-03.99 Lagerkvist et al. (1995) 26 1999-01-04--2008-06-15 USNO 27 2003-05-02--2008-04-24 Catalina 28 1985-01-09--1992-10-07 La Palma