¹⁵N-Nitrogen

 
15N has 7 protons and 8 neutrons.
15N is a stable isotope.
The mass excess of 15N is 101.43809 with an uncertainty of ±0.00058.


The mass was measured using a Penning Trap and the related equations include:

Influence				 Equations

   60.9%				CDH-15N 1  
     25.6%				15N2-28SiH2 1  
     13.5%				     CH3-15N 1  









Reference

1. F DiFilippo, V Natarajan, M Bradley, F Palmer, D E Pritchard  (1995), Accurate atomic mass measurements from Penning trap mass comparisons of individual ions 
 Physica Scripta 1995(144)
	 https://iopscience.iop.org/article/10.1088/0031-8949/1995/T59/018