Persistent Lines of Singly Ionized Magnesium ( Mg II )

Wavelength  Energy         Configuration Term   J  
   (Å)      Levels (cm-1)

 1025.9681       0.00      3s            2S     1/2
             97468.92      5p            2P°    3/2
  return
 
 1026.1134       0.00      3s            2S     1/2
             97455.12      5p            2P°    1/2
  return
 
 1239.9253       0.00      3s            2S     1/2
             80650.02      4p            2P°    3/2
  return
 
 1240.3946       0.00      3s            2S     1/2
             80619.50      4p            2P°    1/2
  return
 
 2790.7767   35669.31      3p            2P°    1/2
             71491.06      3d            2D     3/2
  return
 
 2795.5301       0.00      3s            2S     1/2
             35760.88      3p            2P°    3/2
  return
 
 2797.998    35760.88      3p            2P°    3/2
             71490.19      3d            2D     5/2
  return
 
 2802.7056       0.00      3s            2S     1/2
             35669.31      3p            2P°    1/2
  return
 
 4481.126    71490.19      3d            2D     5/2
             93799.75      4f            2F°    7/2
  return
 
 4481.325    71491.06      3d            2D     3/2
             93799.63      4f            2F°    5/2
  return