Pfund Series

Pfund Series

Recombination Lines of Atomic Hydrogen:

VACUUMVACUUM
TRANSITIONWAVELENGTHFREQUENCYI/I(Hbeta)
(Nu-NI)(microns)(cm -1)Te=Ne=10**4
6-57.45991340.5
7-54.65382148.790.0158
8-53.74052673.430.0104
9-53.29703033.060.00725
10-53.03923295.300.00524
11-52.87303480.680.00391
15-52.56433899.650.00152
16-52.5261 3958.670.00125
17-52.49534007.600.00104
18-52.47004048.590.000877
19-52.44904083.290.000747
20-52.43144083.290.000643
21-52.41644138.400.000558
22-52.40354160.500.000489
23-52.39254179.770.000431
24-52.38284196.690.000383
25-52.37444211.620.000343
series limit2.2794387.
Intensities from Hummer & Storey, MNRAS 224, 801
most frequencies calculated from f = 109677.57 * [(1/Nl)**2] – TRG