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Table A.24

Term values (cm−1) of the E1Π(v′ = 1) e- and f-parity levels for six CO isotopologues (see note to Table A.21).

E1Π(v′ = 1)

12C16O 12C17O 12C18O 13C16O 13C17O 13C18O

J e-par. (R&P) f-par. (Q) Λd e-par. (R&P) f-par. (Q) Λd e-par. (R&P) f-par. (Q) Λd e-par. (R&P) f-par. (Q) Λd e-par. (R&P) f-par. (Q) Λd e-par. (R&P) f-par. (Q) Λd
1 95086.768 (−11) 95086.586b 0.182 95059.764 (−1) 95059.746u 0.017 95035.504 (−15) 95035.615b −0.111 95039.617 (−2) 95039.645b −0.028 95011.874 (−2) 95011.857u 0.017 94988.826 (35) 94988.809u 0.016
2 95094.514 (20) 95094.376b 0.137 95067.304 (−11) 95067.273u 0.031 95042.876 (12) 95042.915b −0.039 95047.022 (5) 95046.985b 0.037 95019.023 (3) 95019.015u 0.008 94995.104 (58) 94995.048b,u 0.056
3 95106.160 (−5) 95106.056b 0.104 95078.626 (−2) 95078.475e 0.151 95054.029 (24) 95054.035b −0.006 95058.102 (12) 95058.015b 0.086 95029.804 (−1) 95029.718u 0.087 95005.301 (−8) 95005.176b,u 0.125
4 95121.651 (26) 95121.346b 0.305 95093.745 (13) 95093.661e 0.084 95068.743 (2) 95068.585b 0.158 95073.014 (2) 95072.835b 0.178 95044.034 95043.880u 0.153 95019.186 (10) 95018.993b,u 0.193
5 95141.042 (2) 95140.706b 0.335 95112.518 (−4) 95112.401e 0.116 95087.151 (15) 95086.765b 0.386 95091.486 (1) 95091.155b 0.331 95065.501 95063.643u 1.859 95036.704 (57) 95036.474b,u 0.230
6 95164.303 (6) 95163.686b 0.617 95135.330 (−1) 95134.578e 0.752 95109.150 (28) 95108.695b 0.455 95113.638 (−2) 95113.365b 0.273 95084.483 (0) 95084.128u 0.355 95057.628 (*) 95057.200b,u 0.428
7 95191.799 (69) 95191.206b 0.592 95161.701 (2) 95161.677e 0.024 95136.116 (17) 95135.465b 0.651 95138.296 95139.672b,u −1.376 95109.601 (−1) 95109.085u 0.516 95082.604 (41) 95082.010b,u 0.594
8 95222.462 (19) 95221.640b,u 0.823 95191.386 (4) 95191.588e −0.202 95165.038 (25) 95164.209b,u 0.829 95169.692 (−9) 95168.967b,u 0.726 95138.068 (−1) 95137.490u 0.579 95110.732 (6) 95109.955b,u 0.777
9 95257.105 (−1) 95256.086b 1.019 95226.307 (−7) 95225.695e 0.612 95198.113 (8) 95197.135b,u 0.978 95202.869 (15) 95201.948b,u 0.922 95170.977 (0) 95170.129u 0.848 95142.377 (56) 95141.494b,u 0.883
10 95296.429 (37) 95295.122b,u 1.307 95263.914 (7) 95263.088e 0.826 95235.215 (25) 95234.125b 1.090 95240.172 (−28) 95239.071b,u 1.101 95207.012 (−2) 95205.972u 1.040 95177.565 (52) 95176.485b,u 1.080
11 95338.832 (−8) 95337.275b,u 1.557 95305.654 (10) 95304.408e 1.246 95275.736 (11) 95274.368b,u 1.368 95280.767 (−2) 95279.350b,u 1.416 95246.673 (−3) 95245.420u 1.254 95216.296 (−7) 95215.002b,u 1.294
12 95385.603 (−80) 95383.756b 1.847 95350.870 (3) 95349.493e 1.376 95320.011 (−36) 95318.430b,u 1.581 95325.191 (16) 95323.565b,u 1.626 95289.968 (−2) 95288.464u 1.505 95258.539 (19) 95257.027b,u 1.512
13 95435.787 (−9) 95433.635b,u 2.152 95399.940 (17) 95398.331e 1.609 95367.972 (20) 95366.096b,u 1.876 95373.330 (8) 95371.452b,u 1.879 95336.864 (−4) 95335.075x 1.789 95304.265 (−10) 95302.532b,u 1.733
14 95489.971 (8) 95487.503b,u 2.468 95452.782 (13) 95450.915e 1.867 95419.649 (11) 95417.545b 2.104 95425.175 (20) 95423.004b,u 2.171 95387.336 (−4) 95385.285x 2.051 95353.586 (19) 95351.572b,u 2.014
15 95548.013 (−2) 95545.171b,u 2.842 95509.424 (−19) 95507.244e 2.180 95474.974 (4) 95472.625b 2.349 95480.738 (−4) 95478.264b,u 2.474 95441.433 (2) 95439.074x 2.359 95406.358 (22) 95404.072b,u 2.287
16 95609.965 (19) 95606.806b,u 3.159 95569.761 (40) 95567.313e 2.448 95533.979 (32) 95531.195b 2.784 95539.959 (−6) 95537.154b,u 2.805 95499.088 (−3) 95496.438x 2.651 95462.637 (−1) 95460.109b,u 2.528
17 95675.772 (14) 95672.162b,u 3.609 95633.927 (15) 95631.120e 2.807 95596.661 (−39) 95593.595b 3.066 95602.894 (−2) 95599.745b,u 3.149 95560.355 (−2) 95557.375x 2.980 95522.476 (6) 95519.563b,u 2.914
18 95745.428 (−16) 95741.453b,u 3.975 95701.809 (111) 95698.660e 3.149 95663.019 (−6) 95659.505b 3.514 95669.495 (−6) 95665.943b,u 3.551 95625.222 (−2) 95621.883x 3.339 95585.762 (−14) 95582.555b,u 3.207
19 95818.933 (−15) 95814.531b,u 4.402 95773.538 (−20) 95733.055 (−11) 95729.125b 3.930 95739.780 (−1) 95735.856b,u 3.924 95693.656 (−1) 95689.958x 3.697 95652.547 (−2) 95648.756b 3.792
20 95896.283 (16) 95891.400b,u 4.883 95848.955 (25) 95806.743 (−41) 95802.375b 4.368 95813.762 (1) 95809.403b,u 4.359 95765.639 (−1) 95761.600x 4.039 95722.859 (11) 95719.066b 3.793
21 95977.503 (−5) 95972.079b,u 5.424 95928.090 (90) 95884.013 (15) 95879.345b 4.668 95891.402 (−7) 95886.725b,u 4.677 95841.338 (2) 95836.803x 4.534 95796.666 (−1) 95792.226b 4.440
22 96062.534 (−24) 96011.085 95965.129 (−14) 95959.825b 5.304 95972.720 (−6) 95967.425b,u 5.295 95920.512 95915.566x 4.946 95873.966 (18) 95869.086b 4.880
23 96151.401 (−11) 96097.514 96049.800 (112) 96058.072 (*) 96052.017u 6.056 96003.261 95997.887x 5.375 95954.755 (11)
24 96244.129 (5) 96188.225 96137.973 (−8) 96146.373 (5) 96083.760x 96039.005 (7)
25 96340.657 (−31) 96282.196 96229.827 (*) 96238.694 (−23) 96173.183x 96126.766 (6)
26 96440.956 (77) 96379.454 96326.848 (*) 96334.675 (−18) 96218.010 (−20)
27 96544.934 (*) 96480.902 96434.325 (8) 96312.703 (14)
28 96652.787 (*) 96586.468 96537.662 (−26) 96410.928 (23)
29 96764.482 (*) 96644.586 (−16) 96512.597 (−22)
30 96879.924 (*) 96755.095 (63) 96617.699 (1)
31 96999.193 (*) 96869.400 96726.316 (2)
32 97121.216 96987.277 96838.360 (0)
33 97247.894 97108.781 96953.966 (−73)
34 97378.471 97233.816 97072.814
35 97512.670 97357.920 97195.137

Notes. (b) Data from Baker et al. (1993). (u) Data from Ubachs et al. (2000). (*) Data calculated from the e-parity levels. (x) Data calculated from the e-parity levels using the deperturbation described in Ubachs et al. (2000).

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