Source	Epoch	Image	Visibility
0123+257	1997JAN11	2 GHz , 8 GHz	2 GHz , 8 GHz
	1998JUN24	2 GHz+ , 8 GHz+	2 GHz+ , 8 GHz+
	2004JUL14	2 GHz , 8 GHz	2 GHz , 8 GHz
	2005AUG26	8 GHz	8 GHz
	2009OCT07	2 GHz+ , 8 GHz+	2 GHz+ , 8 GHz+

A "+" after the frequency indicates VLBA+ observations.