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Table 1

Frequencies of observed CN N = 2−1 transitions.

Frequency Hyperfine Relative
(MHz) transition intensity

226 659.5584 J = 3/21/2, F = 5/23/2 0.1667
226 663.6928 J = 3/21/2, F = 1/21/2 0.0494
226 679.3114 J = 3/21/2, F = 3/21/2 0.0617
226 874.1908 J = 5/23/2, F = 5/23/2 0.1680
226 874.7813 J = 5/23/2, F = 7/25/2 0.2667
226 875.8960 J = 5/23/2, F = 3/21/2 0.1000

Notes. CN N = 2−1 line frequencies were measured in laboratory by Skatrud et al. (1983); we use here the fitted values from the CDMS Database (Müller et al. 2001).

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