1           1993-10-20.00  Mohamed et al. (1995) 
 2           2001-06-29.02  Buchheim et al. (2004) 
 3           2001-06-30.01  Buchheim et al. (2004) 
 4           2001-07-01.00  Buchheim et al. (2004) 
 5           2001-07-11.95  Buchheim et al. (2004) 
 6           2001-07-12.96  Buchheim et al. (2004) 
 7           2001-07-13.93  Buchheim et al. (2004) 
 8           2001-07-20.98  Buchheim et al. (2004) 
 9           2001-07-22.96  Buchheim et al. (2004) 
10           2001-07-23.93  Buchheim et al. (2004) 
11           2001-09-14.85  Buchheim et al. (2004) 
12           2001-09-15.83  Buchheim et al. (2004) 
13           2002-10-06.88  Buchheim et al. (2004) 
14           2002-10-08.89  Buchheim et al. (2004) 
15           2003-12-27.42  Buchheim et al. (2004) 
16           2003-12-28.42  Buchheim et al. (2004) 
17           2004-01-01.33  Buchheim et al. (2004) 
18           2004-01-11.35  Buchheim et al. (2004) 
19           2004-01-24.29  Buchheim et al. (2004) 
20           2004-02-07.25  Buchheim et al. (2004) 
21           2004-03-07.24  Buchheim et al. (2004) 
22           2004-03-07.93  Buchheim et al. (2004) 
23           2004-03-08.94  Buchheim et al. (2004) 
24           2006-09-01.96  Hanuš et al. (2013) 
25           2011-08-26.99  Hanuš et al. (2013) 
26           2011-09-20.99  Hanuš et al. (2013) 
27           2011-09-27.03  Hanuš et al. (2013) 
28           2011-11-02.94  Hanuš et al. (2013) 
29           2011-11-04.82  Hanuš et al. (2013) 
30           2011-11-30.92  Hanuš et al. (2013) 
31  1998-09-30--2009-04-30  USNO 
32  1999-11-08--2005-05-12  Catalina 
33  2003-10-29--2009-04-19  Catalina