Open Access
Table 1.
Summary of HC wavelength solution performances.
| Method HC1 | Method HC2 | ||
|---|---|---|---|
| R11 catalogue | Global internal error | 1.88 m s−1 | 3.87 m s−1 |
| Local night-to-night variation | 16.4 m s−1 | 6.3 m s−1 | |
| HC lines used | 5607 | 4770 | |
| R11+S18 catalogue | Global internal error | 1.88 m s−1 | 3.95 m s−1 |
| Local night-to-night variation | 15.1 m s−1 | 7.6 m s−1 | |
| HC lines used | 6186 | 5310 | |
| Selected lines | Global internal error | 1.46 m s−1 | 2.21 m s−1 |
| Local night-to night variation | 13.9 m s−1 | 5.7 m s−1 | |
| HC lines used | 2363 | 2124 | |
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