configuration	term	J	energy
3s2.3p6	1S	0	0.0
3s2.3p5.3d	3D*	1	5.557
3s2.3p5.3d	1P*	1	6.9538
3s2.3p5.4s	(3/2,1/2)*	1	14.852
3s2.3p5.4s	(1/2,1/2)*	1	15.125
