100-Fermium

 Nuclide      weight or level energy         spin & parity  abundance  half-life      sig(J32) sig(J33) sig(J40) 
-----------------------------------------------------------------------------------------------------------------
 Fm-241                                                                0.73MS 6                                  
 Fm-242    242.073430      +- 0.000430       0+                        0.8MS 2                                   
 Fm-243    243.074356      +- 0.000231                                 0.18S +8 -4                               
 Fm-244    244.074054      +- 0.000217       0+                        3.3MS 4                                   
 Fm-245    245.075353      +- 0.000209                                 4.2S 13                                   
 Fm-246    246.075349316   +- 0.000016540    0+                        1.1S 2                                    
 Fm-247    247.076849      +- 0.000123                                 29S 1                                     
 Fm-247                                                                4.3S 4                                    
 Fm-248    248.077181458   +- 0.000009180    0+                        36S 3                                     
 Fm-249    249.078928513   +- 0.000006776    (7/2+)                    96S 6                                     
 Fm-250    250.079522086   +- 0.000008615    0+                        33M 3                                     
 Fm-250 m       1.00000E+03 keV                                        1.8S 1                                    
 Fm-251    251.081539864   +- 0.000016320    (9/2-)                    5.30H 8                                   
 Fm-252    252.082468318   +- 0.000006105    0+                        25.39H 5                                  
 Fm-253    253.085185669   +- 0.000003724    (1/2)+                    3.00D 12                                  
 Fm-254    254.086855605   +- 0.000002991    0+                        3.240H 2                                  
 Fm-255    255.089964842   +- 0.000005155    7/2+                      20.07H 7         XXX      XXX      XXX    
 Fm-256    256.091774509   +- 0.000007694    0+                        157.6M 13                                 
 Fm-257    257.095106119   +- 0.000006800    (9/2+)                    100.5D 2                                  
 Fm-258    258.097077      +- 0.000215       0+                        370US 43                                  
 Fm-259    259.100598      +- 0.000304                                 1.5S 3                                    
 Fm-260    260.102809      +- 0.000546       0+                        4MS                                       
-----------------------------------------------------------------------------------------------------------------