#p127: Tb152 half-life from 271 keV using foil 1
#14 data points. Time since irrad (s) vs ln(A_e)
#Chisqw/D.O.F. = 1.136837, (weighted by 1.0/dy^2), fitting mode: 7
  2088.000      9.914      0.080
 11337.000      9.905      0.070
 52208.000      9.499      0.070
 60263.000      9.399      0.070
 79654.000      9.002      0.080
 87411.000      9.036      0.070
 97255.000      8.907      0.070
146480.000      8.371      0.070
164081.000      8.008      0.090
221659.000      7.515      0.070
232995.000      7.308      0.080
309368.000      6.595      0.070
374105.000      5.951      0.080
457637.000      5.061      0.094
& #lsf fit: y = 9.965400 - 1.08923e-05*x
0.0000	        9.9654	0.0
499105.0119	4.5290	0.0