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Table 2.
Results from the template fitting analysis applied to RV data of Polaris from Hermes, Kamper (1996), and Gorynya et al. (1992).
| Epoch | Nobs | Mean BJD | Min BJD | Max BJD | vγ | σvγ |
 |
 |
RMS |
|---|---|---|---|---|---|---|---|---|---|
| (km s−1) | (km s−1) | (km s−1 d−1) | (km s−1 d−1) | (km s−1) | |||||
| Hermes RVs, Ppuls = 3.97198d, peak-to-peak amplitude 3.526 km s−1 | |||||||||
| a | 11 | 55818.23 | 55816.54 | 55819.60 | −19.119 | 0.021 | 0.0576 | 0.0219 | 0.056 |
| b | 23 | 55898.72 | 55895.77 | 55901.75 | −19.034 | 0.008 | 0.0283 | 0.0039 | 0.034 |
| c† | 26 | 56550.43 | 56546.37 | 56554.75 | −19.168 | 0.003 | 0.0087 | 0.0010 | 0.013 |
| d | 25 | 56862.22 | 56855.73 | 56866.74 | −18.719 | 0.007 | 0.0145 | 0.0022 | 0.030 |
| e | 11 | 57288.02 | 57283.41 | 57293.40 | −17.177 | 0.021 | 0.0278 | 0.0071 | 0.056 |
| f | 6 | 57792.63 | 57791.80 | 57793.80 | −12.448 | 0.015 | 0.0442 | 0.0531 | 0.009 |
| g | 14 | 58022.23 | 58000.49 | 58035.77 | −11.748 | 0.006 | −0.0039 | 0.0005 | 0.021 |
| h | 8 | 58073.06 | 58067.64 | 58077.79 | −11.555 | 0.014 | 0.0109 | 0.0053 | 0.028 |
| i | 6 | 58143.95 | 58141.39 | 58146.47 | −11.639 | 0.023 | −0.0422 | 0.0131 | 0.032 |
| j | 8 | 58244.15 | 58239.38 | 58248.37 | −11.826 | 0.008 | 0.0243 | 0.0029 | 0.016 |
| k | 9 | 58381.75 | 58378.77 | 58385.32 | −12.234 | 0.012 | −0.0333 | 0.0059 | 0.026 |
| l | 5 | 58440.69 | 58438.45 | 58443.32 | −12.578 | 0.023 | −0.0262 | 0.0048 | 0.009 |
| High-dispersion (8 Å mm−1) photographic RVs (K96-08), Ppuls = 3.9721d, 2K = 1.518 km s−1 | |||||||||
| a | 34 | 45526.29 | 45414.53 | 45592.51 | −19.555 | 0.218 | − | − | 1.189 |
| b | 6 | 45890.18 | 45852.85 | 45920.67 | −19.355 | 0.701 | − | − | 1.213 |
| c | 39 | 46247.84 | 46184.55 | 46290.56 | −17.972 | 0.085 | − | − | 0.486 |
| d | 12 | 46624.87 | 46575.77 | 46724.88 | −16.046 | 0.180 | − | − | 0.538 |
| e | 27 | 46964.16 | 46944.61 | 46993.65 | −14.065 | 0.163 | − | − | 0.789 |
| f | 10 | 47306.51 | 47299.86 | 47309.82 | −12.221 | 0.162 | − | − | 0.419 |
| g† | 13 | 47595.82 | 47582.65 | 47612.81 | −11.808 | 0.153 | − | − | 0.459 |
| h† | 24 | 47653.28 | 47628.62 | 47674.75 | −12.106 | 0.098 | − | − | 0.442 |
| i† | 16 | 47700.48 | 47675.72 | 47724.70 | −12.257 | 0.178 | − | − | 0.601 |
| RVs from digitally recorded DDO spectra (K96-CE), Ppuls = 3.9721d, 2K = 1.626 km s−1 | |||||||||
| a | 23 | 48843.93 | 48828.67 | 48850.69 | −13.921 | 0.078 | − | − | 0.328 |
| b | 19 | 49021.73 | 49017.52 | 49023.92 | −14.989 | 0.027 | − | − | 0.107 |
| c | 26 | 49061.43 | 49058.58 | 49064.75 | −15.097 | 0.037 | − | − | 0.176 |
| d | 21 | 49452.62 | 49450.65 | 49454.59 | −15.420 | 0.016 | − | − | 0.068 |
| e | 13 | 49479.27 | 49476.60 | 49481.56 | −15.488 | 0.016 | − | − | 0.044 |
| f | 15 | 49564.88 | 49563.73 | 49565.80 | −15.708 | 0.037 | − | − | 0.123 |
| g† | 27 | 49599.87 | 49597.59 | 49601.87 | −15.926 | 0.008 | − | − | 0.040 |
| Coravel-type Gorynya RVs, Ppuls = 3.9721d, 2K = 1.22 km s−1 | |||||||||
| a | 25 | 49468.49 | 49446.34 | 49488.32 | −16.217 | 0.096 | − | − | 0.435 |
| b† | 15 | 49566.89 | 49564.54 | 49569.57 | −16.240 | 0.162 | − | − | 0.627 |
Notes. ( † )Labels the reference epoch(s) used for defining the RV template for each data set. No corrections for instrumental zero-point differences or variations have been applied in this table.
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