Table 2
Basic parameters and derived properties of GJ 163.
| Parameter | Value | Reference |
|
|
||
| RA | 04 09 15.663 | (a) |
| Dec | −53 22 25.305 | (a) |
 [mas yr-1] |
1041.43 ± 2.0 | (a) |
| μDec [mas yr-1] | 583.01 ± 2.0 | (a) |
| Parallax [mas] | 66.69 ± 1.62 | (a) |
| V | 11.811 ± 0.01 | (b) |
| J | 7.948 ± 0.03 | (c) |
| H | 7.428 ± 0.04 | (c) |
| K | 7.135 ± 0.02 | (c) |
| Sp. type | M3.5 V | (b) |
| Mass [M⊙] | 0.4 ± 0.02 | (d) |
| Fe/H | +0.1 ± 0.10 | (e) |
| Mean S-index | 0.61 ± 0.01 | (f) |
| Teff [K] | 3500 ± 100 | (g) |
| L⋆ [L⊙] | 0.0196 ± 0.001 | (g) |
Notes. (a) Hipparcos catalog, van Leeuwen (2007); (b) Koen et al. (2010); (c) 2MASS catalog, Cutri et al. (2003); (d) Using Delfosse et al. (2000); (e) Using the mean of Johnson & Apps (2009) and Schlaufman & Laughlin (2010); (f) this work; (g) this work using Chabrier & Baraffe (1997).
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