1           1980-12-30.28  Harris & Young (1989) 
2           1980-12-31.35  Harris & Young (1989) 
3           1981-01-14.32  Harris & Young (1989) 
4           2016-11-20.83  Ďurech et al. (2018) 
5           2016-12-29.77  Ďurech et al. (2018) 
6  1998-09-19--2009-10-17  USNO 
7  2003-04-22--2010-03-13  Catalina