Wavelength Energy Configuration Term J (Å) Levels (cm-1)
4201.80 0.000 5s 2S 1/2 23792.591 6p 2P° 3/2 return 4215.53 0.000 5s 2S 1/2 23715.081 6p 2P° 1/2 return 7800.27 0.000 5s 2S 1/2 12816.545 5p 2P° 3/2 return 7947.60 0.000 5s 2S 1/2 12578.950 5p 2P° 1/2 return 14752.41 12578.950 5p 2P° 1/2 19355.649 4d 2D 3/2 return 15288.43 12816.545 5p 2P° 3/2 19355.649 4d 2D 3/2 return