Atomic # | Rydberg formula | Relativistic formula | Diff. | Diff. % | Atomic # | Rydberg formula | Relativistic formula | Diff. | Diff. % |

1 | 121.5023 | 121.4962 | −0.0061 | −0.0050% | 71 | 0.0241 | 0.0144 | −0.0097 | −67.6% |

2 | 30.3756 | 26.0315 | −4.3440 | −16.7% | 72 | 0.0234 | 0.0139 | −0.0096 | −68.9% |