where
is a constant and
is a whole number. The wave lengths of the five strongest hydrogen lines, corresponding to
, measured in air at ordinary pressure and temperature, and the values of these wave lengths multiplied by
are given in the following table:
| · | ||
|---|---|---|
| 3 | 6563.04 | 91153.3 |
| 4 | 4861.49 | 91152.9 |
| 5 | 4340.66 | 91153.9 |
| 6 | 4101.85 | 91152.2 |
| 7 | 3970.25 | 91153.7 |