Open Access
Table 1
Hydrogen recombination lines observed in the present study.
| Transition | ν (MHz) | Transition | ν (MHz) |
|---|---|---|---|
| H38αa | 115274.399 | H52ß | 88405.687 |
| H39α | 106737.357 | H54γ | 115570.116 |
| H40α | 99022.952 | H55γ | 109536.001 |
| H41α | 92034.434 | H56γ | 103914.838 |
| H42α | 85688.39 | H57γ | 98671.891 |
| H48ß | 111885.070 | H58γ | 93775.871 |
| H49ß | 105301.857 | H59γ b | 89198.545 |
| H50ß | 99225.208 | H60γ | 84914.394 |
| H51β | 93607.316 |
Notes. (a) Not used because heavily blended with the 12CO(1-0) line. (b) Not used because affected by HCO+(1-0) in absorption.
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