\begin{figure}\hspace{0.cm}\epsfig{figure=circle_panel_cor.ps,width=17cm,angle=0}\vspace{0.cm}\end{figure}
 
Figure 3: The deviation in RA and Dec between the corrected X-ray positions (LECS, MECS1, MECS2, MECS3) and optical positions. The short-dashed circle has a radius of 30 arcsec.