Table 1a Observed wavenumbers in the nu_1 and accompanying bands of DCC^{35}Cl --------------------------------------------------------------------------- Trans. [a] Obs. [b] O-C [c] Trans. [a] Obs. [b] O-C [c] --------------------------------------------------------------------------- R( 0)+ 2612.5055 [d] -7 R( 1)+ 2612.8502 -1 P( 1)+ 2611.8152 1 R( 2)+ 2613.1934 -1 P( 2)+ 2611.4680 -1 R( 3)+ 2613.5357 0 P( 3)+ 2611.1201 0 R( 4)+ 2613.8769 0 P( 4)+ 2610.7713 1 R( 4)- 2612.8266 2 R( 5)+ 2614.2171 -1 P( 5)+ 2610.4213 0 R( 5)- 2613.1761 [d] -5 R( 6)+ 2614.5567 2 P( 6)+ 2610.0705 0 R( 6)- 2613.5273 -2 P( 6)- 2609.0203 [d] 2 R( 7)+ 2614.8949 0 P( 7)+ 2609.7188 0 R( 7)- 2613.8769 [d] -21 P( 7)- 2608.6783 1 R( 8)+ 2615.2324 -1 P( 8)+ 2609.3660 -1 R( 8)- 2614.2309 -3 P( 8)- 2608.3371 0 R( 9)+ 2615.5690 -1 P( 9)+ 2609.0124 -1 R( 9)- 2614.5839 0 P( 9)- 2607.9968 [d] 3 R(10)+ 2615.9048 0 P(10)+ 2608.6580 0 R(10)- 2614.9378 [d] 6 P(10)- 2607.6563 -4 R(11)+ 2616.2395 [d] -2 P(11)+ 2608.3026 0 R(11)- 2615.2911 0 P(11)- 2607.3173 -1 R(12)+ 2616.5741 [d] 3 P(12)+ 2607.9464 0 R(12)- 2615.6461 [d] 6 P(12)- 2606.9788 0 R(13)+ 2616.9071 0 P(13)+ 2607.5894 0 R(13)- 2616.0004 0 P(13)- 2606.6435 [d] 28 R(14)+ 2617.2397 0 P(14)+ 2607.2316 1 R(14)- 2616.3556 -1 P(14)- 2606.3033 1 R(15)+ 2617.5716 0 P(15)+ 2606.8729 0 R(15)- 2616.7114 1 P(15)- 2605.9665 [d] 3 R(16)+ 2617.9029 0 P(16)+ 2606.5136 0 R(16)- 2617.0674 1 P(16)- 2605.6298 2 R(17)+ 2618.2337 0 P(17)+ 2606.1538 1 R(17)- 2617.4236 1 P(17)- 2605.2935 1 R(18)+ 2618.5640 0 P(18)+ 2605.7932 0 R(18)- 2617.7797 -1 P(18)- 2604.9576 0 R(19)+ 2618.8937 -2 P(19)+ 2605.4321 0 R(19)- 2618.1361 0 P(19)- 2604.6221 2 R(20)+ 2619.2237 0 P(20)+ 2605.0707 0 R(20)- 2618.4899 [d] -23 P(20)- 2604.2864 -1 R(21)+ 2619.5532 [d] -2 P(21)+ 2604.7089 0 R(21)- 2618.8482 1 P(21)- 2603.9511 1 R(22)+ 2619.8834 1 P(22)+ 2604.3470 0 R(22)- 2619.2034 0 P(22)- 2603.6153 [d] -2 R(23)+ 2620.2135 -1 P(23)+ 2603.9851 0 R(23)- 2619.5584 4 P(23)- 2603.2797 0 R(24)+ 2620.5449 [d] 3 P(24)+ 2603.6235 2 R(24)- 2619.9123 [d] 8 P(24)- 2602.9433 -1 R(25)+ 2620.8765 0 P(25)+ 2603.2621 1 R(25)- 2620.2637 0 P(25)- 2602.6064 0 R(26)+ 2621.2098 0 P(26)+ 2602.9014 -1 R(26)- 2620.6140 -1 P(26)- 2602.2685 1 R(27)+ 2621.5448 0 P(27)+ 2602.5419 0 R(27)- 2620.9625 1 P(27)- 2601.9290 -1 R(28)+ 2621.8819 0 P(28)+ 2602.1838 1 R(28)- 2621.3082 0 P(28)- 2601.5873 -8 R(29)+ 2622.2216 0 P(29)+ 2601.8275 1 R(29)- 2621.6512 1 P(29)- 2601.2450 0 R(30)+ 2622.5642 2 P(30)+ 2601.4732 0 R(30)- 2621.9907 0 P(30)- 2600.8994 0 R(31)+ 2622.9096 0 P(31)+ 2601.1216 1 R(31)- 2622.3268 0 P(31)- 2600.5511 [d] 1 R(32)+ 2623.2583 0 P(32)+ 2600.7728 1 R(32)- 2622.6594 1 P(32)- 2600.1994 0 R(33)+ 2623.6102 0 P(33)+ 2600.4272 1 R(33)- 2622.9881 0 P(33)- 2599.8443 0 R(34)+ 2623.9652 -1 P(34)+ 2600.0845 [d] -2 R(34)- 2623.3135 1 P(34)- 2599.4857 0 R(35)+ 2624.3233 0 P(35)+ 2599.7456 0 R(35)- 2623.6353 0 P(35)- 2599.1235 0 R(36)+ 2624.6839 0 P(36)+ 2599.4097 1 R(36)- 2623.9540 0 P(36)- 2598.7577 0 R(37)+ 2625.0471 0 P(37)+ 2599.0765 -1 R(37)- 2624.2697 0 P(37)- 2598.3887 0 R(38)+ 2625.4125 0 P(38)+ 2598.7465 1 R(38)- 2624.5826 -1 P(38)- 2598.0165 0 R(39)+ 2625.7799 0 P(39)+ 2598.4188 0 R(39)- 2624.8938 [d] 6 P(39)- 2597.6414 0 R(40)+ 2626.1490 -1 P(40)+ 2598.0934 0 R(40)- 2625.2013 0 P(40)- 2597.2636 0 R(41)+ 2626.5203 3 P(41)+ 2597.7701 -1 R(41)- 2625.5073 0 P(41)- 2596.8834 0 R(42)+ 2626.8922 -1 P(42)+ 2597.4471 [d] -17 R(42)- 2625.8113 0 P(42)- 2596.5010 0 R(43)+ 2627.2657 -2 P(43)+ 2597.1284 -7 R(43)- 2626.1133 0 P(43)- 2596.1164 0 R(44)+ 2627.6404 [d] -4 P(44)+ 2596.8106 [d] -3 R(44)- 2626.4136 0 P(44)- 2595.7299 0 R(45)+ 2628.0167 -1 P(45)+ 2596.4930 [d] -12 R(45)- 2626.7122 0 P(45)- 2595.3416 0 R(46)+ 2628.3939 1 P(46)+ 2596.1790 2 R(46)- 2627.0094 2 P(46)- 2594.9516 0 R(47)+ 2628.7719 1 P(47)+ 2595.8635 [d] -10 R(47)- 2627.3046 0 P(47)- 2594.5600 0 R(48)+ 2629.1508 2 P(48)+ 2595.5516 2 R(48)- 2627.5987 2 P(48)- 2594.1668 0 P(49)+ 2595.2392 -1 R(49)- 2627.8910 0 P(49)- 2593.7722 1 P(50)+ 2594.9281 -1 R(50)- 2628.1820 0 P(50)- 2593.3762 1 R(51)- 2628.4716 0 P(51)- 2592.9784 -2 R(52)- 2628.7599 0 P(52)- 2592.5798 0 R(53)- 2629.0468 0 P(53)- 2592.1797 0 R(54)- 2629.3324 0 P(54)- 2591.7784 0 R(55)- 2629.6167 0 P(55)- 2591.3758 0 R(56)- 2629.8997 0 P(56)- 2590.9720 0 R(57)- 2630.1815 0 P(57)- 2590.5669 0 R(58)- 2630.4620 0 P(58)- 2590.1607 0 R(59)- 2630.7412 0 P(59)- 2589.7533 0 R(60)- 2631.0192 0 P(60)- 2589.3447 0 R(61)- 2631.2959 -1 P(61)- 2588.9351 1 R(62)- 2631.5714 -1 P(62)- 2588.5242 0 R(63)- 2631.8458 0 P(63)- 2588.1121 -1 R(64)- 2632.1189 0 P(64)- 2587.6992 0 R(65)- 2632.3908 0 P(65)- 2587.2850 0 R(66)- 2632.6615 0 P(66)- 2586.8697 0 R(67)- 2632.9309 -1 P(67)- 2586.4530 -3 R(68)- 2633.1994 2 P(68)- 2586.0361 3 R(69)- 2633.4660 -3 P(69)- 2585.6172 -1 R(70)- 2633.7322 0 P(70)- 2585.1973 -3 R(71)- 2633.9970 1 P(71)- 2584.7792 [d] 23 R(72)- 2634.2604 -1 P(72)- 2584.3551 0 R(73)- 2634.5229 1 P(73)- 2583.9326 3 R(74)- 2634.7840 0 P(74)- 2583.5084 0 R(75)- 2635.0440 1 P(75)- 2583.0835 1 R(76)- 2635.3029 2 P(76)- 2582.6572 -2 --------------------------------------------------------------------------- [a] Transitions to the higher and lower of the resonating levels are designated by + and -, respectively. [b] Observed wavenumber in units of cm^{-1}. [c] Observed minus calculated wavenumber in units of 0.0001 cm^{-1}. [d] Not weighted in the least-squares fit.