1           1965-02-27.93  van Houten-Groeneveld et al. (1979) 
 2           1965-02-28.93  van Houten-Groeneveld et al. (1979) 
 3           1965-03-12.92  van Houten-Groeneveld et al. (1979) 
 4           1979-03-24.42  Harris & Young (1983) 
 5           1979-03-25.21  Harris & Young (1983) 
 6           1980-07-04.32  Harris & Young (1983) 
 7           1980-07-05.25  Harris & Young (1983) 
 8           1981-09-20.27  Harris et al. (1992) 
 9           2007-04-28.23  Warner 
10           2007-04-29.25  Warner 
11           2007-05-04.26  Warner 
12           2007-05-10.23  Warner 
13           2008-06-06.33  Pilcher 
14           2008-06-07.34  Pilcher 
15           2008-06-10.31  Pilcher 
16           2008-06-14.32  Pilcher 
17           2008-06-24.32  Pilcher 
18           2008-07-02.26  Pilcher 
19           2008-07-06.32  Pilcher 
20           2008-08-02.19  Pilcher 
21           2010-12-16.38  Pilcher 
22           2010-12-19.34  Pilcher 
23           2010-12-22.41  Pilcher 
24  1996-12-01--2003-07-10  USNO