1           2012-08-27.35  Stephens (2013) 
 2           2012-08-28.35  Stephens (2013) 
 3           2012-08-30.35  Stephens (2013) 
 4           2012-09-06.33  Stephens (2013) 
 5           2012-09-07.32  Stephens (2013) 
 6           2012-09-11.31  Stephens (2013) 
 7           2015-04-12.92  Devogèle et al. (2017) 
 8           2015-04-15.90  Devogèle et al. (2017) 
 9  2015-04-20--2015-04-22  Devogèle et al. (2017) 
10           2015-04-23.89  Devogèle et al. (2017) 
11           2015-04-28.91  Devogèle et al. (2017) 
12           2015-04-29.97  Devogèle et al. (2017) 
13           2015-04-30.88  Devogèle et al. (2017) 
14           2015-05-18.89  Devogèle et al. (2017) 
15           2015-05-20.19  Devogèle et al. (2017) 
16           2015-06-03.97  Devogèle et al. (2017) 
17  1998-01-30--2008-01-19  USNO 
18  2014-10-29--2016-03-01  Gaia Collaboration et al. (2018)