1           1997-05-05.87  Lagerkvist et al. (1998) 
2           1997-05-06.90  Lagerkvist et al. (1998) 
3           1997-05-07.80  Lagerkvist et al. (1998) 
4           2006-01-22.95  Hanuš et al. (2013) 
5  1998-08-19--2007-06-24  USNO 
6  1999-11-10--2004-12-21  Catalina 
7  2003-05-02--2010-07-05  Catalina