Cen X-3                       
GX 301-2                      
4U 1700-377                   
GX 349+2                      
GX 1+4                        
4U 1735-44                    
GX 5-1                        
GRS 1758-258                  
GX 17+2                       
H1820-303                     
HT1900.1-2455                 
GX 354-0                      
UNKNOWN                       
UNKNOWN                       
UNKNOWN                       
UNKNOWN