Table 1
Selection of stars used in the analysis.
| Target | Other ID | Type | Planet? | Period† | ~S/N | Ref. | Ref. Planet | ||||
|
|
|||||||||||
| HD 101930A | HIP 57172 | K2 | yes | 82 | 120 | 1 | a | ||||
| HD 101930B | TYC 8638-366-1 | M0-M1 | 82 | 150 | 2 | ||||||
| GJ 105 A | HIP 12114 | K3 | no | 82 | 110 | 1 | |||||
| GJ 105 B | BD+06 398B | M4.5 | 84 | 80 | 3 | ||||||
| GJ 250 A | HIP 32984 | K3 | no | 82 | 80 | 4 | |||||
| GJ 250 B | HD 50281B | M2 | 82 | 100 | 5 | ||||||
| GJ 176 | HIP 21932 | M2 | yes | 82 | 70 | 5 | b | ||||
| GJ 317 | LHS 2037 | M3.5 | yes | 84 | 100 | 5 | c | ||||
| GJ 436 | HIP 57087 | M2.5 | yes | 84 | 140 | 5 | d | ||||
| GJ 581 | HIP 74995 | M3 | yes | 84 | 110 | 5 | e | ||||
| GJ 628 | HIP 80824 | M3.5 | no | 84 | 130 | 5 | |||||
| GJ 674 | HIP 85523 | M2.5 | yes | 84 | 140 | 6 | f | ||||
| GJ 849 | HIP 109388 | M3.5 | yes | 82, 84 | 90, 120 | 3 | g | ||||
| GJ 876 | HIP 113020 | M4 | yes | 84 | 100 | 5 | h | ||||
Notes. † ESO period in which our observations were taken.
References. For spectral types: 1) Gray et al. (2006); 2) Mugrauer et al. (2007); 3) Jenkins et al. (2009); 4) Upgren et al. (1972); 5) Reid et al. (1995); 6) Hawley et al. (1996). References for planet detections: a) Lovis et al. (2005); b) Endl et al. (2008); c) Johnson et al. (2007); d) Butler et al. (2004); e) Bonfils et al. (2005b); f) Bonfils et al. (2007); g) Butler et al. (2006); h) Marcy et al. (1998).
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