Source
Epoch
Image
Visibility
0159+723
1997JAN11
2 GHz
,
8 GHz
2 GHz
,
8 GHz
2006SEP13
2 GHz+
,
8 GHz+
2 GHz+
,
8 GHz+
2008SEP03
2 GHz+
,
8 GHz+
2 GHz+
,
8 GHz+
2009MAY13
2 GHz+
,
8 GHz+
2 GHz+
,
8 GHz+
2010JUN23
2 GHz+
,
8 GHz+
2 GHz+
,
8 GHz+
A "+" after the frequency indicates
VLBA+
observations.