203Tl(p,4n)200Pb


Half-life  T1/2= 21.5 h
Energy range:  25 - 35 MeV
Main gamma lines: 
  147.629 keV (37.7%)
257.17 keV (4.46%)
 
Pb200 decay

            more details at:      http://nucleardata.nuclear.lu.se/nucleardata/toi/