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Table A.4

Quantum numbersa, transition frequency (Frequency), uncertainty (Unc.), lower state energy (Elow) and A value of OH Λ-doubling transitions in the υ = 1, 2Π1/2 state from our present fit.

N p J F - N p ν J F Frequency (MHz) Unc. (MHz) Elow (cm−1) A (×10−6s−1)
11 - 10.5 11 - 11 + 1 10.5 11 80715.3788 0.1322 5927.9484 0.087
11 - 10.5 10 - 11 + 1 10.5 10 80751.0251 0.1324 5927.9459 0.087
12 + 11.5 12 - 12 - 1 11.5 12 101017.4816 0.2116 6341.3638 0.148
12 + 11.5 11 - 12 - 1 11.5 11 101052.0236 0.2120 6341.3612 0.148
13 - 12.5 13 - 13 + 1 12.5 13 122902.5572 0.3245 6787.1800 0.234
13 - 12.5 12 - 13 + 1 12.5 12 122936.0717 0.3249 6787.1775 0.234
14 + 13.5 14 - 14 - 1 13.5 14 146242.5151 0.4804 7264.8140 0.349
14 + 13.5 13 - 14 - 1 13.5 13 146275.0618 0.4808 7264.8115 0.350
15 - 14.5 15 - 15 + 1 14.5 15 170907.6132 0.6903 7773.6543 0.497
15 - 14.5 14 - 15 + 1 14.5 14 170939.2382 0.6908 7773.6518 0.497
16 + 15.5 16 - 16 - 1 15.5 16 196765.7454 0.9672 8313.0601 0.678
16 + 15.5 15 - 16 - 1 15.5 15 196796.4837 0.9677 8313.0576 0.680
17 - 16.5 17 - 17 + 1 16.5 17 223682.1369 1.3258 8882.3608 0.901
17 - 16.5 16 - 17 + 1 16.5 16 223712.0146 1.3263 8882.3584 0.901
18 + 17.5 18 - 18 - 1 17.5 18 251519.3118 1.7823 9480.8560 1.16
18 + 17.5 17 - 18 - 1 17.5 17 251548.3477 1.7829 9480.8536 1.16
19 - 18.5 19 - 19 + 1 18.5 19 280137.2392 2.3549 10107.8161 1.46
19 - 18.5 18 - 19 + 1 18.5 18 280165.4459 2.3555 10107.8137 1.46

Notes. (a) N is the rotational quantum number, p is the parity, J and F are the resulting momenta after adding the electron and nuclear spin angular momenta to the rotational one; υ is the vibrational state.

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