Line Tables

These tables give observed air wavelengths for the 2000-20000 Å range for spectra other than Fr I. Outside of the 2000-20000 Å range, the wavelengths are vacuum wavelengths. Lines of Fr I are extrapolated vacuum wavelengths from known energy levels. All observed lines are from NIST ASD. All energy level information is from NIST ASD. Wavelengths from MIT Wavelength Tables have been omitted as this publication appears to still be under copyright. However, in some cases, the exact same wavelength is given by NIST and MIT; in that case, the line is included.

Line intensities have been adjusted in the visible region to match photographed visible spectra. Line intensities of Rn have been adjusted to match the Grotrian diagram of Rn I. Line intensities in the infrared and ultraviolet are less reliable, but every effort was made to estimate them as accurately as possible. The elements He, O, Cl, Ar, Kr, and Xe have had their NIR lines photographed out to roughly 11000 Å. The intensities of the "brightest" several IR lines of each of these elements, in the 7000-10000 Å range, can be trusted. For the range of 3800-8000 Å, estimated visual brightnesses (EVB) are given. A dash in either of the intensity columns means the line intensity would be less than one relative to other lines of the same spectrum.

All Spectra

H   He
Li Be   B C N O F Ne
Na Mg   Al Si P S Cl Ar
K Ca   Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr
Rb Sr   Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe
Cs Ba La Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn
Fr Ra Ac Th Pa U Np Pu Am Cm Bk Cf Es Fm Md No Lr Rf Db Sg Bh Hs Mt Ds Rg Cn Nh Fl Mc Lv Ts Og

Entire Range | 2000-10000 Å | Visible Region | Si CCD/CMOS Region | Thermal IR | Vacuum UV
Specific Wavelength (rounded):  Å  nm
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λ, Å E. Sp.# Rel.Int. EVB Lower Config Lower Term+J Lower Level Upper Config Upper Term+J Upper Level
32.973 Si XII 7 - 1s2.2p 23/2 200238 1s2.4d 2D5/2 3233000
32.977 Si XII 7 - 1s2.2p 23/2 200238 1s2.4d 2D3/2 3232700
33.153 Si XI 7 - 1s2.2p2 1D2 495201 1s2.2p.5d 13 3511520
33.165 Si XI 7 - 1s2.2s.2p 31 172144 1s2.2p.4p 3P2 3187370
33.222 Si XII 7 - 1s2.2p 21/2 192062 1s2.4s 2S1/2 3202100
33.298 Si XI 7 - 1s2.2s.2p 32 177318 1s2.2p.4p 3D3 3180500
33.313 Si XII 7 - 1s2.2p 23/2 200238 1s2.4s 2S1/2 3202100
33.515 Si XI 7 - 1s2.2s2 1S0 0 1s2.2s.4p 11 2983740
33.573 Si XI 7 - 1s2.2s.2p 11 329679 1s2.2s.5d 1D2 3308260
34.238 Si X 7 - 2s2.2p 23/2 6990.6 2s2.6d 2D5/2 2927720
34.91 Si XI 7 - 1s2.2s.2p 11 329679 1s2.2p.4p 1D2 3194190
35.353 Si XI 7 - 1s2.2s.2p 30 169802 1s2.2s.4d 3D1 2998380
35.383 Si XI 7 - 1s2.2s.2p 31 172144 1s2.2s.4d 3D1 2998380
35.446 Si XI 7 - 1s2.2s.2p 32 177318 1s2.2s.4d 3D3 2998510
35.448 Si XI 7 - 1s2.2s.2p 32 177318 1s2.2s.4d 3D2 2998380
35.932 Si X 7 - 2s2.2p 23/2 6990.6 2s2.5d 2D5/2 2790020
36.252 Si XI 7 - 1s2.2p2 3P1 446494 1s2.2p.4d 32 3204950
36.311 Si XI 7 - 1s2.2p2 3P2 450965 1s2.2p.4d 32 3204950
36.335 Si XI 7 - 1s2.2p2 3P2 450965 1s2.2p.4d 33 3203130
36.433 Si IIII 7 - 1s.2s 3S1 14835945 1s.3p 32 17580689
36.461 Si IIII 7 - 1s.2s 3S1 14835945 1s.3p 31 17578568
36.469 Si IIII 7 - 1s.2s 3S1 14835945 1s.3p 30 17578029
36.772 Si XI 7 - 1s2.2p2 1D2 495201 1s2.2p.4d 13 3214660
37.06 Si XI 7 - 1s2.2p2 1D2 495201 1s2.2p.4d 12 3193530
37.34 Si XI 7 - 1s2.2s.2p 11 329679 1s2.2s.4d 1D2 3007770
37.761 Si IIII 7 - 1s.2p 30 14949760 1s.3d 3D1 17598002
37.786 Si IIII 7 - 1s.2p 31 14951545 1s.3d 3D2 17598031
37.812 Si IIII 7 - 1s.2s 1S0 14958753 1s.3p 11 17603422
37.877 Si IIII 7 - 1s.2p 32 14958691 1s.3d 3D3 17598849
37.888 Si IIII 7 - 1s.2p 32 14958691 1s.3d 3D2 17598031
37.889 Si IIII 7 - 1s.2p 32 14958691 1s.3d 3D1 17598002
38.506 Si IIII 7 - 1s.2p 30 14949760 1s.3s 3S1 17546734
38.533 Si IIII 7 - 1s.2p 31 14951545 1s.3s 3S1 17546734
38.639 Si IIII 7 - 1s.2p 32 14958691 1s.3s 3S1 17546734
39.09 Si XI 7 - 1s2.2s2 1S0 0 1s2.2p.3d 31 2558230
39.1 Si IIII 7 - 1s.2p 11 15042040 1s.3d 1D2 17599605
39.415 Si IIII 7 - 1s.2p 11 15042040 1s.3s 1S0 17579166
39.443 Si X 7 - 2s2.2p 21/2 0 2s2.4d 2D3/2 2535310
39.552 Si X 7 - 2s2.2p 23/2 6990.6 2s2.4d 2D5/2 2535310
40.184 Si XI 7 - 1s2.2p2 1D2 495201 1s2.2s.4p 11 2983740
40.472 Si XI 7 - 1s2.2s2 1S0 0 1s2.2p.3s 11 2470820
40.911 Si XII 7 - 1s2.2s 2S1/2 0 1s2.3p 23/2 2444330
40.951 Si XII 7 - 1s2.2s 2S1/2 0 1s2.3p 21/2 2441940
42.106 Si XI 7 - 1s2.2p2 1S0 608758 1s2.2s.4p 11 2983740
42.368 Si XI 7 - 1s2.2s.2p 31 172144 1s2.2p.3p 1D2 2532420
42.461 Si XI 7 - 1s2.2s.2p 32 177318 1s2.2p.3p 1D2 2532420
42.512 Si X 7 - 2p3 25/2 575450 2s2.6d 2D5/2 2927720
42.729 Si XI 7 - 1s2.2s.2p 30 169802 1s2.2p.3p 3P1 2510130
42.731 Si XI 7 - 1s2.2s.2p 31 172144 1s2.2p.3p 3P2 2512380
42.772 Si XI 7 - 1s2.2s.2p 31 172144 1s2.2p.3p 3P1 2510130
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