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Table A.1
Assignments, observed frequencies, calculated frequencies from the RAM fit, line strengths, and lower energy levels for 18O-methyl formate (HCO18OCH3) microwave transitions from vt = 0 torsional state included in the fit with parameters of Table 4
| Upper Statea | Lower Statea | |||||||||||||
| numa | vt’ | J′ |
|
|
p′ |
|
J′′ |
|
|
p′′ | Obs. Freq. (Unc.) | Calc. Freq (Unc.) | S(i − > f) | Lower energy |
|
|
||||||||||||||
| 43674 | 0 | 52 | 13 | 40 | 0 | 51 | 13 | 39 | 647718.067(0.050) | 647718.144( 0.010) | 132.312 | 617.5730 | ||
| 936 | 0 | 52 | 13 | 40 | + | 0 | 51 | 13 | 39 | + | 647719.279(0.050) | 647719.183( 0.011) | 132.309 | 617.5762 |
| 11796 | 0 | 58 | 14 | 44 | + | 0 | 58 | 12 | 47 | – | 647887.350( 0.119) | 0.930 | 767.3337 | |
| 63193 | 0 | 58 | –14 | 44 | 0 | 58 | 12 | 47 | 647950.687( 0.116) | 0.931 | 767.3301 | |||
| 914 | 0 | 52 | 12 | 41 | – | 0 | 51 | 12 | 40 | – | 647997.802(0.050) | 647997.830( 0.010) | 133.472 | 607.9115 |
| 43651 | 0 | 52 | 12 | 41 | 0 | 51 | 12 | 40 | 647998.872(0.050) | 647998.826( 0.011) | 133.473 | 607.9065 | ||
| 48149 | 0 | 60 | 3 | 58 | 0 | 59 | –2 | 57 | 648062.209( 0.011) | 4.994 | 660.9676 | |||
| 49446 | 0 | 60 | –2 | 58 | 0 | 59 | 3 | 57 | 648062.209( 0.011) | 4.994 | 660.9676 | |||
| 43413 | 0 | 60 | 3 | 58 | 0 | 59 | 3 | 57 | 648062.263(0.050) | 648062.209( 0.011) | 181.830 | 660.9676 | ||
| 42838 | 0 | 60 | –2 | 58 | 0 | 59 | –2 | 57 | 648062.263(0.050) | 648062.209( 0.011) | 181.830 | 660.9676 | ||
| 683 | 0 | 60 | 3 | 58 | + | 0 | 59 | 3 | 57 | + | 648068.999(0.050) | 648068.989( 0.011) | 181.809 | 660.9701 |
| 91 | 0 | 60 | 2 | 58 | + | 0 | 59 | 2 | 57 | + | 648068.999(0.050) | 648068.989( 0.011) | 181.809 | 660.9701 |
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