Source	Epoch	Image	Visibility
0309+411	1997JAN10	2 GHz , 8 GHz	2 GHz , 8 GHz
	2000OCT23	2 GHz+ , 8 GHz+	2 GHz+ , 8 GHz+
	2005AUG26	8 GHz	8 GHz
	2008SEP03	2 GHz+ , 8 GHz+	2 GHz+ , 8 GHz+

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