Energy values and the corresponding uncertainties of hyperfine-resolved levels of the 12CH radical based on transitions data reported in Table 6. Unc. = uncertainty. See the text for the meaning of the J, F, F1, and F2 descriptors.
| J | F1 | F2 | ||||||
|---|---|---|---|---|---|---|---|---|
| Parity | F | Energy/MHz | Unc./MHz | Parity | F | Energy/MHz | Unc./MHz | |
| 1/2 | e | 0 | 0.000 | 0.000 | ||||
| 1/2 | e | 1 | 13.713200 | 4.24 × 10−6 | ||||
| 1/2 | f | 0 | 3277.506647 | 5.20 × 10−6 | ||||
| 1/2 | f | 1 | 3349.192556 | 3.00 × 10−6 | ||||
| 3/2 | f | 1 | 536070.7812 | 6.00 × 10−4 | e | 1 | 2006762.629 | 2.00 × 10−1 |
| 3/2 | f | 2 | 536073.0819 | 6.00 × 10−4 | e | 2 | 2006812.83 | 2.00 × 10−1 |
| 3/2 | e | 2 | 536774.7595 | 6.00 × 10−4 | f | 1 | 2014087.83 | 2.00 × 10−1 |
| 3/2 | e | 1 | 536795.5695 | 6.00 × 10−4 | f | 2 | 2014161.25 | 2.00 × 10−1 |
| 5/2 | f | 3 | 2193034.61 | 4.58 × 10−1 | e | 2 | 4592650.00 | 2.24 × 10−1 |
| 5/2 | f | 2 | 2193043.82 | 4.96 × 10−1 | e | 3 | 4592693.00 | 2.24 × 10−1 |
| 5/2 | e | 2 | 2197913.93 | 6.38 × 10−1 | f | 2 | 4607406.67 | 2.24 × 10−1 |
| 5/2 | e | 3 | 2197882.44 | 6.08 × 10−1 | f | 3 | 4607471.96 | 2.24 × 10−1 |
| 7/2 | f | 4 | 4718557.56 | 4.47 × 10−1 | e | 3 | 7999837.21 | 2.69 × 10−1 |
| 7/2 | f | 3 | 4718571.82 | 4.86 × 10−1 | e | 4 | 7999876.51 | 2.45 × 10−1 |
| 7/2 | e | 4 | 4729822.75 | 3.32 × 10−1 | f | 3 | 8024257.39 | 2.45 × 10−1 |
| 7/2 | e | 3 | 4729858.84 | 5.71 × 10−1 | f | 4 | 8024319.08 | 2.45 × 10−1 |
| 9/2 | f | 5 | 8095348.78 | 4.66 × 10−1 | e | 4 | 12238325.35 | 2.93 × 10−1 |
| 9/2 | f | 4 | 8095365.91 | 4.69 × 10−1 | e | 5 | 12238362.39 | 2.77 × 10−1 |
| 9/2 | e | 5 | 8115282.26 | 3.46 × 10−1 | f | 4 | 12274610.34 | 2.65 × 10−1 |
| 9/2 | e | 4 | 8115321.04 | 5.80 × 10−1 | f | 5 | 12274669.61 | 3.32 × 10−1 |