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[ASD Home][Lines Query][Levels Query][List of Spectra][Ground States and Ionization Energies][Bibliography][Help] NIST Physical Measurement Laboratory
National Institute of Standards and Technology NIST Physical Measurement Laboratory
Ion No. of levels
Pr I 430
Pr II 201
Pr III 430
Pr IV 104
Pr V 9
 
Pr VI 2
Pr VII 2
Pr VIII 2
Pr IX 2
Pr X 2
 
Pr XI 2
Pr XII 2
Pr XIII 2
Pr XIV 2
Pr XV 2
 
Pr XVI 2
Pr XVII 2
Pr XVIII 2
Pr XIX 2
Pr XX 2
 
Pr XXI 2
Pr XXII 2
Pr XXIII 2
Pr XXIV 2
Pr XXV 2
 
Pr XXVI 2
Pr XXVII 2
Pr XXVIII 2
Pr XXIX 2
Pr XXX 2
 
Pr XXXI 2
Pr XXXII 2
Pr XXXIII 2
Pr XXXIV 2
Pr XXXV 2
 
Pr XXXVI 2
Pr XXXVII 2
Pr XXXVIII 2
Pr XXXIX 2
Pr XL 2
 
Pr XLI 2
Pr XLII 2
Pr XLIII 2
Pr XLIV 2
Pr XLV 2
 
Pr XLVI 2
Pr XLVII 2
Pr XLVIII 2
Pr XLIX 2
Pr L 2
 
Pr LI 2
Pr LII 2
Pr LIII 2
Pr LIV 2
Pr LV 2
 
Pr LVI 2
Pr LVII 2
Pr LVIII 39
Pr LIX 10
Total for Pr: 1327