61-Pm-160 basic
fission yield

61-promethium-160

Atomic Mass: 159.9429900 +- 0.0006400 amu #
Excess Mass: -53104.000 +- 596.000 keV #
Binding Energy: 1296793.000 +- 596.000 keV #
Beta Decay Energy: B- 7312.000 +- 718.000 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.