Free Access
| J' | F1' |
 |
F1 | F | Frequencya | Aul | |
| 4 | 4 | 4 | 3 | 4 | 5 | 308 419.794 | 5.361(-6) |
| 4 | 4 | 3 | 3 | 4 | 3 | 308 420.188 | 1.028(-4) |
| 4 | 4 | 5 | 3 | 4 | 5 | 308 420.218 | 1.053(-4) |
| 4 | 4 | 4 | 3 | 4 | 4 | 308 420.231 | 9.896(-5) |
| 4 | 4 | 5 | 3 | 4 | 4 | 308 420.655 | 4.386(-6) |
| 4 | 4 | 3 | 3 | 4 | 4 | 308 420.696 | 6.853(-6) |
| 4 | 3 | 3 | 3 | 2 | 3 | 308 421.627 | 1.790(-4) |
| 4 | 5 | 5 | 3 | 4 | 5 | 308 421.764 | 7.018(-5) |
| 4 | 4 | 4 | 3 | 3 | 4 | 308 421.765 | 1.028(-4) |
| 4 | 3 | 3 | 3 | 2 | 2 | 308 421.991 | 1.432(-3) |
| 4 | 3 | 2 | 3 | 2 | 1 | 308 421.993 | 1.353(-3) |
| 4 | 3 | 4 | 3 | 2 | 3 | 308 422.056 | 1.611(-3) |
| 4 | 3 | 3 | 3 | 4 | 3 | 308 422.120 | 1.399(-7) |
| 4 | 4 | 4 | 3 | 3 | 3 | 308 422.132 | 1.542(-3) |
| 4 | 3 | 2 | 3 | 2 | 3 | 308 422.134 | 7.161(-6) |
| 4 | 4 | 3 | 3 | 3 | 2 | 308 422.162 | 1.511(-3) |
| 4 | 4 | 5 | 3 | 3 | 4 | 308 422.189 | 1.645(-3) |
| 4 | 5 | 4 | 3 | 4 | 3 | 308 422.195 | 1.668(-3) |
| 4 | 5 | 5 | 3 | 4 | 4 | 308 422.200 | 1.684(-3) |
| 4 | 5 | 6 | 3 | 4 | 5 | 308 422.230 | 1.754(-3) |
| 4 | 4 | 3 | 3 | 3 | 4 | 308 422.231 | 2.098(-6) |
| 4 | 5 | 4 | 3 | 4 | 5 | 308 422.266 | 8.664(-7) |
| 4 | 3 | 2 | 3 | 2 | 2 | 308 422.498 | 2.506(-4) |
| 4 | 3 | 4 | 3 | 4 | 3 | 308 422.549 | 1.727(-9) |
| 4 | 4 | 3 | 3 | 3 | 3 | 308 422.598 | 1.322(-4) |
| 4 | 3 | 4 | 3 | 4 | 5 | 308 422.621 | 2.127(-6) |
| 4 | 3 | 2 | 3 | 4 | 3 | 308 422.628 | 2.238(-6) |
| 4 | 3 | 3 | 3 | 4 | 4 | 308 422.628 | 2.098(-6) |
| 4 | 5 | 4 | 3 | 4 | 4 | 308 422.703 | 8.577(-5) |
| 4 | 3 | 4 | 3 | 4 | 4 | 308 423.057 | 1.088(-7) |
| 4 | 3 | 3 | 3 | 3 | 2 | 308 424.094 | 1.119(-5) |
| 4 | 3 | 3 | 3 | 3 | 4 | 308 424.163 | 1.133(-5) |
| 4 | 3 | 3 | 3 | 3 | 3 | 308 424.530 | 1.185(-4) |
| 4 | 3 | 4 | 3 | 3 | 4 | 308 424.592 | 1.322(-4) |
| 4 | 3 | 2 | 3 | 3 | 2 | 308 424.602 | 1.253(-4) |
| 4 | 3 | 4 | 3 | 3 | 3 | 308 424.959 | 8.812(-6) |
| 4 | 3 | 2 | 3 | 3 | 3 | 308 425.037 | 1.567(-5) |
a The frequency uncertainty is 
25 kHz for all hyperfine components.
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