ELECTRONIC SUPPLEMENTARY MATERIAL for the article: =================================================== Millimeter and submillimeter-wave spectroscopy of silicon difluoride L. Bizzocchi and C. Degli Esposti TABLE S1 Experimental transition frequencies and least squares residuals (MHz) of (28)SiF2 in the ground vibrational state. --------------------------------------------------------------- J' Ka' Kc' <-- J Ka Kc(a) observed o - c --------------------------------------------------------------- 2 2 1 3 1 2 15462.9783(b) 0.0008 3 2 1 4 1 4 16646.0572(b) -0.0008 16 5 12 15 6 9 7712.900(c) 0.084 13 4 9 12 5 8 7793.010(c) 0.131 31 12 20 32 11 21 7953.490(c) 0.054 31 12 19 32 11 22 7955.290(c) 0.096 6 3 3 7 2 6 8015.170(c) 0.409 14 6 9 15 5 10 8262.040(c) 0.332 33 11 23 32 12 20 9036.070(c) 0.055 33 11 22 32 12 21 9039.560(c) 0.102 14 6 8 15 5 11 9225.150(c) 0.200 2 0 2 1 1 1 9398.620(c) 0.156 16 5 11 15 6 10 9509.970(c) 0.029 11 5 7 12 4 8 10521.310(c) 0.039 28 11 18 29 10 19 10968.480(c) 0.098 28 11 17 29 10 20 10973.320(c) 0.221 19 6 14 18 7 11 11118.300(c) 0.055 19 6 13 18 7 12 11874.200(c) 0.032 36 12 * 35 13 * 12019.710(c) -0.339 8 4 5 9 3 6 12141.800(c) 0.061 11 5 6 12 4 9 12722.130(c) -0.070 25 10 16 26 9 17 13971.600(c) 0.023 25 10 15 26 9 18 13984.090(c) 0.047 22 7 16 21 8 13 14258.920(c) -0.030 22 7 15 21 8 14 14565.600(c) 0.237 2 2 1 3 1 2 15463.300(c) 0.323 9 2 8 8 3 5 15748.190(c) 0.060 16 2 15 15 3 12 16325.000(c) -0.003 3 2 1 4 1 4 16646.100(c) 0.042 8 4 4 9 3 7 16796.650(c) 0.183 22 9 14 23 8 15 16954.900(c) 0.002 22 9 13 23 8 16 16987.430(c) 0.157 25 8 17 24 9 16 17404.690(c) 0.055 36 14 23 37 13 24 18715.860(c) 0.113 19 8 12 20 7 13 19903.460(c) -0.017 19 8 11 20 7 14 19985.780(c) -0.082 14 4 11 13 5 8 20078.860(c) -0.013 28 9 20 27 10 17 20259.470(c) -0.018 33 13 20 34 12 23 21777.530(c) -0.060 5 3 * 6 2 * 21780.240(c) 0.056 31 10 22 30 11 19 23212.860(c) -0.173 31 10 21 30 11 20 23230.460(c) -0.231 1 1 0 1 0 1 23771.540(c) 0.146 5 1 4 4 2 3 23998.410(c) 0.040 11 2 9 12 1 12 24664.240(c) -0.056 17 5 13 16 6 10 24720.930(c) -0.083 30 12 18 31 11 21 24827.580(c) -0.724 10 2 9 9 3 6 24874.150(c) 0.077 13 6 8 14 5 9 25550.750(c) 0.213 2 1 1 2 0 2 25895.540(c) 0.031 13 6 7 14 5 10 26041.390(c) 0.322 34 11 24 33 12 21 26153.730(c) -0.319 34 11 23 33 12 22 26160.670(c) 0.038 3 0 3 2 1 2 26525.330(c) -0.121 14 4 10 13 5 9 27109.430(c) -0.019 27 11 17 28 10 18 27862.080(c) -0.149 27 11 16 28 10 19 27864.330(c) -0.240 12 3 10 11 4 7 27891.980(c) 0.032 17 5 12 16 6 11 27922.680(c) 0.079 10 5 6 11 4 7 28081.640(c) -0.127 8 2 6 7 3 5 28141.360(c) 0.066 37 12 * 36 13 * 29087.500(c) 0.034 3 1 2 3 0 3 29319.550(c) -0.257 20 6 14 19 7 13 29787.530(c) 0.153 24 10 15 25 9 16 30876.100(c) -0.231 24 10 14 25 9 17 30882.300(c) -0.192 11 2 10 10 3 7 31515.190(c) 0.145 23 7 17 22 8 14 31656.390(c) -0.060 4 3 2 5 2 3 31918.220(c) -0.041 23 7 16 22 8 15 32217.430(c) 0.083 14 2 13 13 3 10 32582.350(c) -0.293 7 4 3 8 3 6 32604.300(c) -0.113 12 2 11 11 3 8 35215.040(c) 0.241 13 2 12 12 3 9 35628.880(c) 0.073 1 1 1 0 0 0 37432.240(c) 0.296 9 1 8 9 0 9 87937.900 -0.004 5 2 4 5 1 5 83721.850 -0.001 6 2 5 6 1 6 90019.864 0.000 8 2 7 8 1 8 105802.428 0.001 4 3 2 4 2 3 114273.849 0.012 5 3 2 5 2 3 110733.821 0.001 7 3 4 7 2 5 104626.687 0.001 18 4 14 18 3 15 114126.098 -0.002 53 6 48 53 5 49 582939.815 0.011 61 7 54 61 6 55 620190.989 0.018 19 8 11 19 7 12 336922.652 -0.004 19 8 12 19 7 13 336960.871 0.001 68 9 60 68 8 61 679658.969 0.024 62 11 51 62 10 52 343268.451 -0.006 63 11 52 63 10 53 365102.016 -0.004 70 11 60 70 10 61 618420.350 -0.028 59 12 47 59 11 48 343793.346 -0.002 67 12 55 67 11 56 355007.916 -0.002 65 13 52 65 12 53 365314.663 -0.002 67 13 54 67 12 55 344421.313 -0.003 69 13 56 69 12 57 339335.257 0.007 66 13 53 66 12 54 353207.150 -0.001 71 13 58 71 12 59 352979.108 0.012 14 14 * 14 13 * 609208.848 0.008 15 14 * 15 13 * 609216.070 -0.024 16 14 * 16 13 * 609216.070 -0.024 17 14 * 17 13 * 609205.119 0.005 18 14 * 18 13 * 609182.590 0.000 19 14 * 19 13 * 609146.326 0.002 20 14 * 20 13 * 609094.288 -0.003 21 14 * 21 13 * 609024.366 0.006 22 14 * 22 13 * 608934.282 -0.001 23 14 * 23 13 * 608821.686 -0.017 30 14 * 30 13 * 607179.555 -0.002 31 14 * 31 13 * 606786.930 0.002 55 14 42 55 13 43 570395.060 -0.006 70 14 56 70 13 57 402078.426 -0.008 73 14 59 73 13 60 367296.151 0.008 15 15 * 15 14 * 653513.980 -0.007 16 15 * 16 14 * 653532.602 0.005 17 15 * 17 14 * 653544.341 0.002 18 15 * 18 14 * 653547.762 0.000 19 15 * 19 14 * 653541.343 0.013 20 15 * 20 14 * 653523.421 -0.001 21 15 * 21 14 * 653492.334 0.002 22 15 * 22 14 * 653446.264 -0.002 23 15 * 23 14 * 653383.342 -0.001 24 15 * 24 14 * 653301.592 -0.001 25 15 * 25 14 * 653198.958 0.004 26 15 * 26 14 * 653073.274 0.001 27 15 * 27 14 * 652922.299 0.002 16 16 * 16 15 * 697646.963 -0.004 17 16 * 17 15 * 697676.903 0.001 18 16 * 18 15 * 697701.242 0.004 19 16 * 19 15 * 697718.743 0.021 20 16 * 20 15 * 697727.904 -0.008 21 16 * 21 15 * 697727.904 -0.008 22 16 * 22 15 * 697716.522 -0.002 23 16 * 23 15 * 697692.714 0.000 24 16 * 24 15 * 697654.764 0.000 25 16 * 25 15 * 697600.994 -0.010 26 16 * 26 15 * 697529.694 -0.002 27 16 * 27 15 * 697439.025 0.000 28 16 * 28 15 * 697327.102 -0.001 25 5 20 25 2 23 575509.564 -0.007 26 1 25 26 0 26 336930.736 -0.007 26 2 25 26 1 26 336965.513 -0.002 27 1 26 27 0 27 350729.372 -0.001 27 2 26 27 1 27 350750.791 0.003 28 2 27 28 1 28 364528.933 0.001 29 1 28 29 0 29 378291.727 -0.002 29 2 28 29 1 29 378299.767 0.002 30 1 29 30 0 30 392058.419 0.003 31 1 30 31 0 31 405816.749 0.008 31 2 30 31 1 31 405819.723 0.003 32 1 31 32 0 32 419567.352 -0.005 32 2 31 32 1 32 419569.159 -0.005 33 1 32 33 0 33 433310.740 -0.013 33 2 32 33 1 33 433311.871 0.024 43 * 42 43 * 43 570399.658 0.000 44 * 43 44 * 44 584076.452 0.010 45 * 44 45 * 45 597747.545 0.005 46 * 45 46 * 46 611412.960 0.004 47 * 46 47 * 47 625072.679 0.004 50 * 49 50 * 50 666017.442 0.001 51 * 50 51 * 51 679654.140 0.008 52 * 51 52 * 52 693284.991 0.013 30 2 29 30 1 30 392063.317 0.001 31 2 29 31 1 30 376261.511 -0.004 32 2 30 32 1 31 390156.564 -0.005 33 2 31 33 1 32 404025.299 -0.001 34 2 32 34 1 33 417871.662 -0.003 34 3 32 34 2 33 417893.185 0.001 35 2 33 35 1 34 431698.581 -0.002 35 3 33 35 2 34 431712.057 0.006 45 * 43 45 * 44 569207.381 0.002 46 * 44 46 * 45 582897.988 0.004 47 * 45 47 * 46 596579.106 0.003 48 * 46 48 * 47 610251.059 0.000 49 * 47 49 * 48 623913.958 -0.001 52 * 50 52 * 51 664849.934 0.001 53 * 51 53 * 52 678478.030 -0.003 54 * 52 54 * 53 692097.646 -0.016 47 3 44 47 2 45 566380.295 -0.021 48 4 45 48 3 46 580129.095 -0.023 49 * 46 49 * 47 593860.603 -0.038 50 * 47 50 * 48 607577.702 0.000 51 * 48 51 * 49 621279.871 -0.003 54 * 51 54 * 52 662304.117 0.002 56 * 53 56 * 54 689588.495 -0.005 57 * 54 57 * 55 703212.096 -0.007 50 4 46 50 3 47 575557.859 -0.001 50 5 46 50 4 47 575564.373 0.000 51 4 47 51 3 48 589395.219 -0.001 51 5 47 51 4 48 589399.401 0.003 52 4 48 52 3 49 603207.492 0.002 52 5 48 52 4 49 603210.169 0.005 53 4 49 53 3 50 616996.130 -0.004 53 5 49 53 4 50 616997.871 0.028 53 5 48 53 4 49 582910.116 0.003 59 5 54 59 4 55 666250.323 -0.015 21 3 18 22 2 21 88195.704 0.003 27 4 23 28 3 26 85970.832 0.001 28 4 24 29 3 27 107759.893 0.005 43 6 37 44 5 40 165898.538 -0.008 49 7 42 50 6 45 162062.717 -0.001 15 8 7 16 7 10 86535.563 0.000 56 8 48 57 7 51 176085.813 0.008 17 9 9 18 8 10 100097.269 -0.004 17 9 8 18 8 11 100097.879 -0.004 18 9 10 19 8 11 83718.686 -0.001 20 10 11 21 9 12 97245.208 -0.001 23 11 * 24 10 * 94306.939 0.010 25 12 * 26 11 * 107692.813 0.008 28 13 * 29 12 * 104633.769 0.003 17 16 * 18 15 * 414522.014 0.002 18 16 * 19 15 * 398779.220 0.000 19 16 * 20 15 * 383023.805 -0.005 20 16 * 21 15 * 367254.186 -0.001 21 16 * 22 15 * 351468.685 -0.002 36 16 * 37 15 * 111433.059 -0.002 37 16 * 38 15 * 95107.610 0.003 20 17 * 21 16 * 411234.436 0.002 21 17 * 22 16 * 395485.092 0.003 22 17 * 23 16 * 379722.777 0.008 23 17 * 24 16 * 363946.016 0.003 24 17 * 25 16 * 348153.320 0.009 39 17 * 40 16 * 108141.529 0.003 25 19 * 26 18 * 419877.233 -0.009 26 19 * 27 18 * 404139.065 0.000 27 19 * 28 18 * 388389.454 0.001 28 19 * 29 18 * 372627.230 -0.012 29 19 * 30 18 * 356851.233 0.000 30 19 * 31 18 * 341060.187 0.000 46 19 * 47 18 * 85190.887 0.007 28 20 * 29 19 * 416075.887 -0.002 30 20 * 31 19 * 384601.895 -0.004 31 20 * 32 19 * 368847.459 0.014 32 20 * 33 19 * 353079.909 -0.007 49 20 * 50 19 * 81820.001 0.006 31 21 * 32 20 * 412114.102 -0.004 32 21 * 33 20 * 396394.187 -0.001 33 21 * 34 20 * 380664.035 -0.013 34 21 * 35 20 * 364922.732 -0.004 35 21 * 36 20 * 349169.278 0.000 50 21 * 51 20 * 110662.679 0.009 51 21 * 52 20 * 94559.121 -0.002 28 23 * 29 22 * 544612.629 -0.003 27 23 * 28 22 * 560249.255 0.006 25 23 * 26 22 * 591519.961 0.009 35 23 * 36 22 * 435077.115 0.000 39 23 * 40 22 * 372365.466 -0.013 40 23 * 41 22 * 356666.826 -0.002 41 23 * 42 22 * 340958.340 -0.005 28 24 * 29 23 * 586856.716 0.010 29 24 * 30 23 * 571240.166 0.010 31 24 * 32 23 * 540006.315 0.007 42 24 * 43 23 * 368018.275 -0.006 55 24 * 56 23 * 163440.631 0.007 28 25 * 29 24 * 628796.870 -0.008 29 25 * 30 24 * 613198.609 0.017 30 25 * 31 24 * 597602.038 -0.026 31 25 * 32 24 * 582006.875 0.003 33 25 * 34 24 * 550818.733 0.001 44 25 * 45 24 * 379175.621 -0.002 58 25 * 59 24 * 159557.746 0.003 31 26 * 32 25 * 623691.026 -0.005 32 26 * 33 25 * 608117.170 -0.007 33 26 * 34 25 * 592545.606 0.001 34 26 * 35 25 * 576975.932 0.003 35 26 * 36 25 * 561407.764 0.008 44 26 * 45 25 * 421291.624 0.011 46 26 * 47 25 * 390133.903 -0.005 47 26 * 48 25 * 374549.278 -0.001 60 26 * 61 25 * 171329.586 -0.004 35 27 * 36 26 * 602852.776 -0.008 37 27 * 38 26 * 571769.667 -0.005 38 27 * 39 26 * 556231.607 -0.001 39 27 * 40 26 * 540695.408 0.018 47 27 * 48 26 * 416425.777 -0.004 18 5 14 19 2 17 110661.691 0.009 22 5 18 23 2 21 97722.713 0.003 24 5 20 25 2 23 106306.572 -0.001 25 5 21 26 2 24 113499.278 -0.001 23 6 18 24 3 21 112222.511 0.000 25 6 20 26 3 23 94748.283 0.001 26 6 21 27 3 24 90877.225 0.001 28 6 23 29 3 26 91677.286 0.003 29 6 24 30 3 27 95794.468 0.003 30 6 25 31 3 28 102013.241 -0.006 28 7 22 29 4 25 113023.696 -0.002 29 7 23 30 4 26 99557.922 -0.005 42 7 36 43 4 39 166727.960 0.004 48 8 41 49 5 44 162590.277 0.001 55 9 47 56 6 50 171926.667 0.014 47 11 37 48 8 40 157670.707 0.004 52 12 41 53 9 44 171056.944 -0.005 7 1 7 6 0 6 109733.200 -0.002 8 2 7 7 1 6 166339.451 0.006 13 2 11 12 1 12 436282.538 0.001 16 2 14 15 1 15 571479.936 0.002 17 2 15 16 1 16 616980.754 0.007 31 2 30 30 1 29 443652.693 0.004 22 4 18 21 3 19 662371.840 -0.002 39 4 36 38 3 35 580189.184 -0.001 24 5 19 23 4 20 661535.367 0.001 25 5 20 24 4 21 701158.858 0.002 44 5 40 43 4 39 662007.498 -0.003 46 5 42 45 4 41 688925.209 0.002 47 5 43 46 4 42 702400.833 -0.002 23 6 18 22 5 17 579979.305 0.004 42 6 37 41 5 36 652937.877 -0.006 46 4 42 45 5 41 688824.876 -0.002 20 7 13 19 6 14 606740.320 0.000 21 7 15 20 6 14 620370.738 0.001 26 7 19 25 6 20 699884.351 0.002 32 7 26 31 6 25 702366.651 -0.005 33 7 27 32 6 26 699515.335 -0.003 20 8 12 19 7 13 653111.751 0.005 23 8 16 22 7 15 698247.231 0.003 23 8 15 22 7 16 698577.990 0.006 20 9 12 19 8 11 698986.491 -0.031 15 10 * 14 9 * 666206.611 -0.008 17 10 * 16 9 * 697570.484 -0.001 13 11 * 12 10 * 679695.915 0.004 8 0 8 7 1 7 110965.738 0.002 9 1 8 8 2 7 108444.422 0.003 31 1 30 30 2 29 443644.689 0.001 39 3 36 38 4 35 580065.150 -0.001 45 5 40 44 6 39 688859.988 -0.002 23 4 20 22 5 17 112430.692 -0.005 24 4 21 23 5 18 108860.249 -0.007 25 4 22 24 5 19 101344.303 0.004 26 4 23 25 5 20 90002.289 -0.002 47 4 43 46 5 42 702335.778 0.002 21 5 16 20 6 15 112632.156 -0.001 33 5 29 32 6 26 97793.207 -0.004 43 5 38 42 6 37 660914.054 0.001 41 6 35 40 7 34 620381.390 -0.001 43 6 37 42 7 36 661178.090 -0.001 26 7 20 25 8 17 84857.359 -0.001 42 7 35 41 8 34 575588.470 -0.009 44 7 38 43 8 35 166264.117 -0.012 29 8 21 28 9 20 89228.464 0.004 30 8 23 29 9 20 106179.975 0.002 51 8 44 50 9 41 160952.083 0.013 32 9 24 31 10 21 90843.370 0.004 35 10 25 34 11 24 93681.566 0.000 40 12 29 39 13 26 81045.709 -0.003 44 13 32 43 14 29 101196.964 -0.002 59 13 46 58 14 45 393752.625 0.007 64 10 55 63 11 52 169364.599 0.010 64 11 54 63 12 51 385471.102 -0.007 46 14 33 45 15 30 86357.125 -0.004 46 14 32 45 15 31 86359.105 -0.005 49 15 35 48 16 32 88984.913 -0.004 49 15 34 48 16 33 88985.617 -0.004 52 16 37 51 17 34 91591.586 -0.008 52 16 36 51 17 35 91591.857 0.016 68 16 53 67 17 50 380973.139 -0.002 58 18 * 57 19 * 96735.058 -0.010 59 18 * 58 19 * 113647.637 0.016 68 20 * 67 21 * 168853.809 0.000 25 0 25 24 1 24 348151.795 -0.001 25 1 25 24 0 24 348154.779 -0.003 41 * 41 40 * 40 565887.071 -0.001 42 * 42 41 * 41 579467.598 0.000 43 * 43 42 * 42 593044.290 -0.002 44 * 44 43 * 43 606617.062 0.000 45 * 45 44 * 44 620185.817 0.000 48 * 48 47 * 47 660867.079 0.000 49 * 49 48 * 48 674418.861 0.000 50 * 50 49 * 49 687966.173 0.000 51 * 51 50 * 50 701508.922 -0.001 40 * 39 39 * 38 566002.508 0.001 41 * 40 40 * 39 579580.966 0.000 42 * 41 41 * 40 593155.781 0.002 43 * 42 42 * 41 606726.759 0.002 44 * 43 43 * 42 620293.847 0.001 47 * 46 46 * 45 660970.637 0.002 48 * 47 47 * 46 674521.083 -0.001 49 * 48 48 * 47 688067.127 0.001 50 * 49 49 * 48 701608.668 -0.001 39 2 37 38 3 36 566183.635 0.002 39 3 37 38 2 36 566189.023 0.000 40 2 38 39 3 37 579754.557 -0.003 40 3 38 39 2 37 579757.890 0.000 41 2 39 40 3 38 593322.101 0.003 41 3 39 40 2 38 593324.165 0.013 42 3 40 41 2 39 606887.494 0.025 46 * 44 45 * 43 661106.486 -0.001 48 * 46 47 * 45 688193.042 0.003 49 * 47 48 * 46 701730.030 0.003 38 3 35 37 4 34 566489.148 0.007 38 4 35 37 3 34 566682.098 0.001 40 3 37 39 4 36 593629.013 -0.003 40 4 37 39 3 36 593708.441 -0.005 41 3 38 40 4 37 607184.315 -0.003 41 4 38 40 3 37 607235.007 -0.001 42 3 39 41 4 38 620733.295 0.001 42 4 39 41 3 38 620765.542 0.001 45 3 42 44 4 41 661353.172 -0.001 45 4 42 44 3 41 661361.339 0.000 47 3 44 46 4 43 688414.539 0.005 47 4 44 46 3 43 688417.766 0.001 48 4 45 47 3 44 701941.864 0.006 --------------------------------------------------------------- (a) An asterisk is used to designate the rotational levels for which Ka/Ka+1 or Kc/Kc+1 are degenerate. (b) From Ref. [4]. (c) From Ref. [2]. TABLE S2 Experimental transition frequencies and least squares residuals (MHz) of (29)SiF2 in the ground vibrational state. --------------------------------------------------------------- J' Ka' Kc' <-- J Ka Kc(a) observed o - c --------------------------------------------------------------- 1 1 0 1 0 1 23194.500(b) 0.187 2 1 1 2 0 2 25357.120(b) 0.000 3 1 2 3 0 3 28853.000(b) 0.006 2 0 2 1 1 1 9938.320(b) 0.442 3 0 3 2 1 2 27035.200(b) -0.027 6 1 6 5 0 5 97449.214 0.000 2 2 1 1 1 0 96775.460 0.014 2 2 0 1 1 1 98937.999 -0.001 5 2 4 5 1 5 82200.267 -0.001 6 2 5 6 1 6 88604.279 -0.005 7 0 7 6 1 6 95129.530 0.001 7 2 6 7 1 7 96096.629 -0.007 13 2 11 13 1 12 102725.389 -0.004 4 3 2 4 2 3 111336.328 -0.003 7 3 4 7 2 5 101290.049 -0.013 8 3 5 8 2 6 97004.369 -0.004 9 3 6 9 2 7 92530.903 -0.009 13 3 10 13 2 11 84942.327 -0.001 16 3 13 16 2 14 103086.248 0.000 17 4 13 17 3 14 111760.045 -0.006 14 3 11 13 4 10 104366.297 0.010 9 6 3 10 5 6 85500.150 0.009 17 4 13 16 5 12 101102.626 0.006 18 4 15 17 5 12 83403.863 0.001 20 4 17 19 5 14 103178.895 0.000 21 4 18 20 5 15 108965.267 0.004 22 4 19 21 5 16 111335.049 0.002 26 6 20 26 5 21 172459.034 0.006 27 6 21 27 5 22 166403.668 -0.008 28 6 22 28 5 23 162925.792 0.003 29 6 23 29 5 24 162583.620 0.002 20 5 16 19 6 13 81114.279 -0.001 21 5 17 20 6 14 96772.611 0.001 22 5 18 21 6 15 111416.316 0.002 36 6 31 35 7 28 163796.550 0.000 31 9 22 30 10 21 84844.135 -0.003 32 9 24 31 10 21 102507.901 0.002 34 10 25 33 11 22 88390.568 -0.006 35 10 25 34 11 24 106626.121 -0.007 37 11 26 36 12 25 92323.824 -0.003 38 11 28 37 12 25 110115.702 -0.005 26 14 * 27 13 * 167324.242 0.019 30 14 * 31 13 * 102453.113 0.006 41 12 29 40 13 28 113876.920 0.008 44 12 33 43 13 30 168100.864 -0.003 44 12 32 43 13 31 168310.487 0.002 32 15 * 33 14 * 114450.996 -0.001 47 13 35 46 14 32 171320.537 0.001 47 13 34 46 14 33 171402.780 0.004 50 14 37 49 15 34 174527.299 0.000 34 17 * 35 16 * 170325.504 -0.016 52 15 38 51 16 35 159967.045 -0.002 40 19 * 41 18 * 161172.285 -0.026 42 20 * 43 19 * 172505.384 0.023 --------------------------------------------------------------- (a) An asterisk is used to designate the rotational levels for which Ka/Ka+1 or Kc/Kc+1 are degenerate. (b) From Ref. [2]. TABLE S3 Experimental transition frequencies and least squares residuals (MHz) of (30)SiF2 in the ground vibrational state. --------------------------------------------------------------- J' Ka' Kc' <-- J Ka Kc(a) observed o - c --------------------------------------------------------------- 2 1 1 2 0 2 24858.300(b) 0.238 3 1 2 3 0 3 28423.200(b) -0.477 6 1 6 5 0 5 96556.625 -0.003 6 2 5 6 1 6 87298.476 0.004 7 0 7 6 1 6 95187.752 -0.002 8 2 7 8 1 8 103567.666 -0.001 13 2 11 13 1 12 104056.414 -0.005 5 3 2 5 2 3 104690.221 0.018 12 3 9 12 2 10 82011.576 -0.003 16 3 13 16 2 14 103927.314 0.004 10 2 8 9 3 7 81233.624 -0.005 11 2 9 10 3 8 105539.437 0.005 16 4 12 16 3 13 110624.344 -0.007 17 4 13 17 3 14 108474.933 -0.003 18 4 14 18 3 15 108881.684 -0.003 13 3 10 12 4 9 84179.925 -0.002 18 4 15 17 5 12 86622.769 -0.006 20 4 17 19 5 14 104573.206 0.001 22 4 19 21 5 16 109916.463 0.004 31 6 25 31 5 26 174346.128 0.002 19 5 14 18 6 13 82771.611 -0.002 20 5 15 19 6 14 105735.185 0.013 35 6 30 34 7 27 166808.640 0.001 25 7 18 24 8 17 87262.983 -0.009 42 7 * 41 8 * 169295.551 0.000 18 10 * 19 9 * 108862.194 -0.015 28 8 21 27 9 18 90052.896 -0.016 29 8 21 28 9 20 110282.839 0.005 31 9 22 30 10 21 95797.648 -0.003 32 9 24 31 10 21 113432.545 -0.002 23 12 * 24 11 * 114938.340 0.010 34 10 25 33 11 22 100316.400 0.016 43 12 31 42 13 30 164559.952 -0.005 46 13 34 45 14 31 168832.574 0.001 49 14 35 48 15 34 173300.473 0.003 51 15 36 50 16 35 159919.945 -0.002 39 19 * 40 18 * 157820.809 0.000 --------------------------------------------------------------- (a) An asterisk is used to designate the rotational levels for which Ka/Ka+1 or Kc/Kc+1 are degenerate. (b) From Ref. [2]. TABLE S4 Experimental transition frequencies and least squares residuals (MHz) of (28)SiF2 in the vibrationally excited state v_2 = 1. --------------------------------------------------------------- J' Ka' Kc' <-- J Ka Kc observed o - c --------------------------------------------------------------- 2 0 2 1 1 1 8856.700(a) 0.172 3 0 3 2 1 2 25959.070(a) 0.127 3 2 1 4 1 4 18229.440(a) 0.169 1 1 0 1 0 1 24245.590(a) 0.173 2 1 1 2 0 2 26374.280(a) 0.125 3 1 2 3 0 3 29802.200(a) -0.054 4 1 3 4 0 4 34784.400(a) -0.046 5 1 5 4 0 4 87392.276 -0.008 6 1 6 5 0 5 98543.740 0.008 7 1 7 6 0 6 109786.427 -0.004 9 1 8 9 0 9 88514.671 -0.007 10 1 9 10 0 10 103977.374 -0.005 2 2 1 1 1 0 99962.047 0.013 2 2 0 1 1 1 102090.501 0.001 3 2 2 2 1 1 113579.167 0.001 5 2 4 5 1 5 85176.998 0.004 6 2 5 6 1 6 91492.106 -0.003 7 0 7 6 1 6 94493.387 -0.009 12 2 10 12 1 11 88768.480 -0.011 13 2 11 13 1 12 101844.738 -0.004 16 4 13 17 1 16 106163.314 -0.002 18 4 15 19 1 18 113211.394 0.015 8 1 7 7 2 6 85698.793 0.000 11 3 8 11 2 9 90489.983 -0.003 12 3 9 12 2 10 88489.022 -0.001 13 3 10 13 2 11 88438.216 0.003 15 3 12 15 2 13 95622.580 -0.007 16 3 13 16 2 14 103287.794 -0.007 17 3 14 17 2 15 113732.138 -0.015 20 5 16 21 2 19 105955.128 0.002 24 5 20 25 2 23 112761.438 0.003 11 2 9 10 3 8 95543.209 0.004 24 6 19 25 3 22 111576.310 0.001 26 6 21 27 3 24 99512.139 0.012 28 6 23 29 3 26 99438.311 -0.014 14 3 11 13 4 10 94217.494 -0.001 8 6 2 9 5 5 113423.129 0.001 9 6 3 10 5 6 97365.548 0.001 9 6 4 10 5 5 97349.980 0.004 10 6 5 11 5 6 81145.865 -0.002 10 6 4 11 5 7 81187.116 -0.003 17 4 13 16 5 12 88055.998 0.001 18 4 14 17 5 13 113450.677 0.008 20 4 17 19 5 14 97215.339 -0.002 22 4 19 21 5 16 108928.095 0.006 11 7 4 12 6 7 112020.906 0.007 11 7 5 12 6 6 112018.182 0.006 12 7 5 13 6 8 95848.305 -0.003 12 7 6 13 6 7 95840.966 0.001 20 5 15 19 6 14 82645.696 0.008 21 5 17 20 6 14 85315.874 0.003 21 5 16 20 6 15 105747.869 0.007 22 5 18 21 6 15 100587.092 0.001 14 8 6 15 7 9 110447.332 0.005 14 8 7 15 7 8 110446.073 0.007 15 8 7 16 7 10 94185.999 -0.009 15 8 8 16 7 9 94182.804 -0.008 24 6 18 23 7 17 100870.042 0.005 24 6 19 23 7 16 91143.728 -0.002 25 6 20 24 7 17 108227.279 -0.012 27 7 20 26 8 19 98855.411 0.014 27 7 21 26 8 18 94581.194 0.004 28 7 22 27 8 19 112516.098 -0.019 --------------------------------------------------------------- (a) From Ref. [2]. TABLE S5 Experimental transition frequencies and least squares residuals (MHz) of (28)SiF2 in the vibrationally excited state v_2 = 2. --------------------------------------------------------------- J' Ka' Kc' <-- J Ka Kc observed o - c --------------------------------------------------------------- 5 1 5 4 0 4 87625.772 -0.007 6 1 6 5 0 5 98700.473 0.004 7 1 7 6 0 6 109854.619 0.004 9 1 8 9 0 9 89094.823 -0.002 10 1 9 10 0 10 104664.088 0.007 2 2 0 1 1 1 103477.320 0.002 3 2 2 2 1 1 114916.968 0.002 7 0 7 6 1 6 93934.038 0.001 5 2 4 5 1 5 86681.173 0.001 8 0 8 7 1 7 109907.670 0.001 7 2 6 7 1 7 100427.224 0.003 8 2 7 8 1 8 108891.908 -0.013 12 2 10 12 1 11 89315.606 -0.003 13 2 11 13 1 12 102304.047 0.003 6 3 3 6 2 4 113045.223 0.002 7 3 4 7 2 5 109549.167 0.004 8 3 5 8 2 6 105300.369 -0.008 9 3 6 9 2 7 100698.681 0.001 10 3 7 10 2 8 96291.432 0.003 14 3 11 14 2 12 92202.347 0.000 15 3 12 15 2 13 96802.768 0.000 8 1 7 7 2 6 84139.508 0.002 9 1 8 8 2 7 105486.423 -0.010 11 2 9 10 3 8 92600.289 0.003 17 4 13 16 5 12 82286.687 0.000 20 4 17 19 5 14 93039.243 0.000 24 4 21 23 5 18 104336.088 0.001 22 4 19 21 5 16 105549.031 -0.002 --------------------------------------------------------------- TABLE S6 Experimental transition frequencies and least squares residuals (MHz) for the resonance system v_1 = 1 // v_3 = 1 of (28)SiF2. v_1 = 1 state --------------------------------------------------------------- J' Ka' Kc' <-- J Ka Kc(a) observed o - c --------------------------------------------------------------- 1 1 1 0 0 0 37371.700(b) 0.014 1 1 0 1 0 1 23921.300(b) 0.124 2 1 2 1 0 1 50820.600(b) -0.200 2 1 1 2 0 2 26104.460(b) -0.093 3 1 2 3 0 3 29629.140(b) -0.066 4 1 3 4 0 4 34763.850(b) 0.076 5 1 4 5 0 5 41788.120(b) -0.061 3 0 3 2 1 2 25989.480(b) -0.250 2 2 0 2 1 1 65750.010(b) -0.076 2 2 1 2 1 2 71756.340(b) -0.253 4 0 4 3 1 3 43308.630(b) -0.195 5 1 4 4 2 3 23236.100(b) -0.061 6 1 5 5 2 4 43924.560(b) -0.066 4 3 2 5 2 3 33126.550(b) -0.043 4 3 1 5 2 4 37750.950(b) -0.118 7 1 6 6 2 5 65041.430(b) -0.183 5 1 5 4 0 4 86159.006 -0.002 6 1 6 5 0 5 97142.562 -0.007 9 1 8 9 0 9 89915.461 -0.003 10 1 10 9 0 9 143870.207 -0.012 14 1 13 14 0 14 169669.204 0.001 2 2 1 1 1 0 98656.228 0.012 6 2 5 6 1 6 90941.211 -0.001 7 0 7 6 1 6 93859.457 0.003 8 2 7 7 1 6 164687.417 0.010 8 0 8 7 1 7 109573.134 0.004 8 2 7 8 1 8 107115.852 0.005 12 2 10 12 1 11 90172.281 -0.003 13 2 12 13 1 13 163044.798 0.025 13 2 11 13 1 12 103786.625 0.003 14 2 13 14 1 14 175998.341 -0.005 4 3 1 3 2 2 176798.863 -0.005 4 3 1 4 2 2 112909.044 -0.004 5 3 2 5 2 3 111153.596 0.001 8 3 5 8 2 6 100374.401 -0.005 9 1 8 8 2 7 107491.698 0.000 9 3 6 9 2 7 95757.474 -0.001 10 3 7 10 2 8 91503.594 0.002 12 3 9 12 2 10 86624.825 0.000 13 3 10 13 2 11 87097.558 -0.004 15 3 12 15 2 13 95743.537 0.003 16 3 13 16 2 14 104296.392 -0.009 11 2 9 10 3 8 97613.389 0.004 13 4 9 13 3 10 135204.966 -0.006 14 4 10 14 3 11 129760.348 0.007 18 4 14 18 3 15 113987.864 0.002 21 4 17 21 3 18 128852.063 -0.005 22 4 18 22 3 19 140586.126 0.002 25 4 21 25 3 22 172556.106 -0.013 18 5 13 18 4 14 170769.839 0.001 21 5 16 21 4 17 148155.008 0.002 22 5 17 22 4 18 143199.042 -0.005 25 5 20 25 4 21 146157.783 0.001 27 5 22 27 4 23 171216.469 0.025 19 4 15 18 5 14 147736.816 0.000 20 4 17 19 5 14 95453.270 0.001 20 4 16 19 5 15 177071.551 -0.003 22 4 19 21 5 16 101931.689 -0.006 27 6 21 27 5 22 171908.408 -0.015 28 6 22 28 5 23 168563.832 -0.017 29 6 23 29 5 24 169192.826 -0.008 30 6 24 30 5 25 175261.868 0.000 32 6 26 32 5 27 144223.393 0.007 33 6 27 33 5 28 162065.444 -0.028 34 6 28 34 5 29 176673.621 0.012 21 5 16 20 6 15 105028.307 -0.008 22 5 18 21 6 15 99960.775 0.000 23 5 18 22 6 17 177506.407 -0.010 26 5 22 25 6 19 170057.972 -0.013 28 5 24 27 6 21 163111.055 0.025 30 5 26 29 6 23 146310.752 -0.009 36 7 29 36 6 30 139561.400 0.004 38 7 31 38 6 32 166586.586 -0.007 39 7 32 39 6 33 176163.375 0.000 10 8 * 11 7 * 170212.365 -0.026 12 8 5 13 7 6 137288.735 0.006 12 8 4 13 7 7 137288.360 -0.030 23 6 17 22 7 16 87410.599 -0.001 25 6 19 24 7 18 130405.293 -0.008 41 8 33 41 7 34 147576.828 0.007 43 8 35 43 7 36 165729.714 -0.003 13 9 * 14 8 * 164428.941 -0.022 15 9 7 16 8 8 130648.327 0.009 28 7 22 27 8 19 137274.882 -0.003 28 7 21 27 8 20 131196.708 0.006 30 7 23 29 8 22 174989.028 0.010 45 9 36 45 8 37 141836.742 -0.001 15 10 * 16 9 * 168926.727 -0.012 17 10 7 18 9 10 135605.993 0.014 31 8 23 30 9 22 135873.361 0.007 31 8 24 30 9 21 139941.361 -0.010 32 8 25 31 9 22 161301.483 -0.002 33 8 25 32 9 24 176445.741 0.015 35 9 27 34 10 24 166788.170 -0.003 20 12 * 21 11 * 173588.537 -0.011 22 12 * 23 11 * 140259.330 0.014 36 10 27 35 11 24 134717.643 -0.013 38 10 29 37 11 26 173509.513 -0.008 25 13 * 26 12 * 142596.228 -0.010 26 13 * 27 12 * 125895.085 0.008 v_3 = 1 state --------------------------------------------------------------- J' Ka' Kc' <-- J Ka Kc(a) observed o - c --------------------------------------------------------------- 1 1 1 0 0 0 37174.450(b) 0.071 1 1 0 1 0 1 23416.640(b) 0.219 2 1 2 1 0 1 50934.660(b) -0.175 2 1 1 2 0 2 25480.580(b) 0.127 3 1 2 3 0 3 28805.100(b) 0.558 5 1 4 5 0 5 40235.530(b) 0.270 2 2 0 2 1 1 64559.910(b) -0.116 2 2 1 2 1 2 70243.310(b) 0.383 2 2 0 2 1 1 64559.910(b) -0.116 3 0 3 2 1 2 26909.960(b) -0.829 3 2 2 3 1 3 73236.600(b) 0.117 2 2 0 3 1 3 26263.260(b) -0.135 4 0 4 3 1 3 44357.240(b) -0.196 4 2 2 4 1 3 59782.600(b) -0.017 5 2 3 5 1 4 57643.000(b) 0.073 6 2 4 6 1 5 56327.400(b) -0.004 7 2 5 7 1 6 56260.800(b) 0.227 8 2 6 8 1 7 58094.700(b) 0.134 9 2 7 9 1 8 61654.000(b) 0.076 5 1 4 4 2 3 24763.480(b) -0.224 4 3 1 5 2 4 34470.920(b) -0.061 4 3 2 5 2 3 30239.040(b) -0.629 6 1 5 5 2 4 45370.180(b) 0.061 5 3 3 6 2 4 11648.400(b) 0.036 8 2 6 7 3 5 29458.400(b) -0.050 5 1 5 4 0 4 87443.674 -0.006 9 1 8 9 0 9 85713.393 -0.002 11 1 11 10 0 10 159717.380 -0.009 10 1 9 10 0 10 100701.529 0.001 2 2 0 1 1 1 99822.516 0.023 6 2 5 6 1 6 88478.478 -0.001 8 2 7 7 1 6 166522.240 -0.005 9 2 8 9 1 9 112955.691 0.005 12 2 10 12 1 11 86145.203 0.002 13 2 11 13 1 12 98849.388 -0.006 14 2 12 14 1 13 113394.517 -0.002 4 3 2 4 2 3 112646.315 0.015 5 3 3 5 2 4 113345.885 -0.002 6 3 3 6 2 4 106851.020 0.010 8 1 7 7 2 6 87650.722 0.002 7 3 4 7 2 5 103547.876 0.011 11 3 8 11 2 9 87575.041 0.008 12 3 9 12 2 10 85635.267 0.006 14 3 11 14 2 12 87639.721 -0.001 15 3 13 15 2 14 163361.159 -0.031 16 3 13 16 2 14 99224.006 0.005 17 3 14 17 2 15 108696.957 -0.012 20 3 17 20 2 18 144537.253 0.004 13 4 10 13 3 11 161417.788 -0.006 13 4 9 13 3 10 136286.461 -0.002 14 2 12 13 3 11 172445.703 0.004 14 4 10 14 3 11 130357.158 0.009 15 4 12 15 3 13 167833.069 0.006 20 4 16 20 3 17 125033.200 -0.003 21 4 17 21 3 18 137616.516 0.000 23 4 19 23 3 20 132092.750 0.005 24 4 20 24 3 21 144534.917 0.006 14 3 11 13 4 10 98667.619 -0.007 19 5 14 19 4 15 166426.174 0.002 23 5 18 23 4 19 143705.787 -0.003 24 5 19 24 4 20 143254.423 0.000 25 5 20 25 4 21 146163.371 0.003 27 5 22 27 4 23 163451.878 -0.013 18 4 14 17 5 13 118221.232 -0.002 19 4 16 18 5 13 93653.186 0.000 19 4 15 18 5 14 144611.566 0.003 20 4 16 19 5 15 172377.196 0.004 21 4 18 20 5 15 111443.492 -0.002 23 4 20 22 5 17 117749.851 -0.003 25 4 22 24 5 19 110011.915 0.002 28 6 22 28 5 23 174246.016 0.010 29 6 23 29 5 24 171614.493 0.012 30 6 24 30 5 25 172312.288 0.002 31 6 25 31 5 26 176787.691 0.015 20 5 15 19 6 14 87996.348 0.003 21 5 17 20 6 14 91231.069 0.001 22 5 17 21 6 16 134523.955 0.000 23 5 18 22 6 17 160482.188 0.015 24 5 20 23 6 17 133062.373 -0.002 25 5 21 24 6 18 143868.279 -0.008 27 5 23 26 6 20 158033.446 0.003 28 5 24 27 6 21 160490.670 0.009 29 5 25 28 6 22 159420.948 -0.007 31 5 27 30 6 24 146571.920 0.002 11 8 4 12 7 5 148227.030 0.046 25 6 19 24 7 18 125426.460 0.003 26 6 20 25 7 19 148465.699 0.013 26 6 21 25 7 18 128360.063 0.000 27 6 22 26 7 19 144111.028 0.011 27 6 21 26 7 20 173291.254 0.004 29 6 24 28 7 21 172444.625 0.008 13 9 * 14 8 * 170770.528 0.011 15 9 * 16 8 * 140668.221 0.007 16 9 7 17 8 10 125246.021 -0.018 29 7 22 28 8 21 138807.539 0.012 29 7 23 28 8 20 130015.443 0.009 30 7 24 29 8 21 147443.578 0.007 30 7 23 29 8 22 160767.963 -0.033 31 7 25 30 8 22 164548.564 -0.011 32 8 24 31 9 23 131082.785 -0.003 33 8 26 32 9 23 145873.321 -0.013 34 8 26 33 9 25 172341.279 0.000 19 11 * 20 10 * 172401.908 0.022 21 11 * 22 10 * 141490.056 -0.010 22 11 * 23 10 * 125869.571 -0.024 36 9 27 35 10 26 144005.732 0.007 37 9 29 36 10 26 160688.729 0.000 24 12 * 25 11 * 133237.113 -0.006 26 13 * 27 12 * 142669.752 0.005 41 11 31 40 12 28 131727.553 0.003 Intervibrational state transitions v_3 = 1 <-- v_1 = 1 --------------------------------------------------------------- J' Ka' Kc' <-- J Ka Kc(a) observed o - c --------------------------------------------------------------- 13 1 13 13 3 10 141837.118 0.006 13 2 12 13 4 9 163019.210 -0.009 20 4 16 20 6 15 99991.773 0.006 21 4 17 21 6 16 110487.810 0.003 24 3 21 23 7 16 128980.232 -0.009 26 3 23 25 7 18 163661.916 0.004 28 3 25 27 7 20 130447.559 -0.002 30 5 25 30 7 24 135774.886 -0.003 32 5 27 32 7 26 161278.795 0.003 17 10 * 18 10 * 169116.021 0.013 19 10 * 20 10 * 137477.558 -0.021 39 10 30 38 12 27 138021.498 -0.003 41 10 32 40 12 29 175517.061 0.009 Intervibrational state transitions v_1 = 1 <-- v_3 = 1 --------------------------------------------------------------- J' Ka' Kc' <-- J Ka Kc(a) observed o - c --------------------------------------------------------------- 8 5 4 8 1 7 54351.800(b) -0.015 21 3 18 21 1 21 161699.895 0.003 18 6 13 18 2 16 160385.823 -0.005 19 6 14 19 2 17 162435.594 -0.008 20 6 15 20 2 18 169578.687 0.002 22 6 17 22 2 20 164822.053 0.014 24 4 20 24 2 23 144284.757 -0.006 21 5 16 20 3 17 130069.740 -0.011 19 11 * 20 9 * 134444.862 0.018 39 11 28 38 11 27 142089.934 0.000 --------------------------------------------------------------- (a) An asterisk is used to designate the rotational levels for which Ka/Ka+1 or Kc/Kc+1 are degenerate. (b) From Ref. [3].