1           1981-08-25.33  Harris et al. (1992) 
 2           1981-09-02.33  Lagerkvist & Kamel (1982) 
 3           1981-09-04.32  Harris et al. (1992) 
 4           1981-09-06.19  Lagerkvist & Kamel (1982) 
 5           1981-09-07.04  Lagerkvist & Kamel (1982) 
 6           1981-09-09.11  Lagerkvist & Kamel (1982) 
 7           2004-12-31.84  Hanuš et al. (2013) 
 8           2005-01-01.81  Hanuš et al. (2013) 
 9           2005-01-03.82  Hanuš et al. (2013) 
10           2005-01-04.85  Hanuš et al. (2013) 
11           2005-01-05.02  Hanuš et al. (2013) 
12  1994-09-07--2006-05-12  USNO 
13  2003-05-11--2010-11-04  Catalina