20-Ca-55
 basic

 element
20-calcium-55

  • Atomic Mass: 54.9805500 +- 0.0007500 amu #
  • Excess Mass: -18118.000 +- 699.000 keV #
  • Binding Energy: 446393.000 +- 699.000 keV #
  • Beta Decay Energy: B- 12221.000 +- 1240.000 keV #
"The 1995 update to the atomic mass evaluation" by G.Audi and A.H.Wapstra, Nuclear Physics A595 vol. 4 p.409-480, December 25, 1995.