Table 4: Cyg X-1 and Cyg X-3 in the FCFOV: offset with respect to SIMBAD catalogue position calculated for each energy range.

Energy range	Cyg X-1 offset	Cyg X-3 offset
( keV)	( arcmin)	( arcmin)
20-40	0.4	0.6
40-80	0.6	1.1
80-160	0.7	-