2010A&A...512L...5S


Query : 2010A&A...512L...5S

2010A&A...512L...5S - Astronomy and Astrophysics, volume 512L5-5 (2010/3-1)

Higher depletion of lithium in planet host stars: no age and mass effect.

SOUSA S.G., FERNANDES J., ISRAELIAN G. and SANTOS N.C.

Abstract (from CDS):

Recent observational work by Israelian et al. has shown that sun-like planet host stars in the temperature range 5700K<Teff<5850K have lithium abundances that are significantly lower than those observed for ``single'' field stars. In this letter we use stellar evolutionary models to show that differences in stellar mass and age are not responsible for the observed correlation. This result, along with the finding of Israelian et al., strongly suggest that the observed lithium difference is likely linked to some process related to the formation and evolution of planetary systems.

Abstract Copyright: ∼

Journal keyword(s): stars: evolution - stars: fundamental parameters - stars: abundances - stars: chemically peculiar - planetary systems

Simbad objects: 65

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Number of rows : 65
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 HD 1461 PM* 00 18 41.8676757921 -08 03 10.803829898   7.14 6.46     G3VFe0.5 413 1
2 HD 2071 PM* 00 24 42.5482773168 -53 59 02.393720124   7.95 7.27     G2V 108 0
3 * 18 Cet PM* 00 45 28.6874352984 -12 52 50.911589280 6.86 6.76 6.15     G0V 254 0
4 HD 8406 PM* 01 23 00.8737980552 -16 29 14.860982832   8.58 7.93     G3V 94 0
5 HD 11505 PM* 01 53 06.1988751114 -01 19 36.989848245   8.05 7.42     G5V 139 0
6 HD 12387 PM* 02 00 32.1252087532 -40 43 52.490527468   8.02 7.36     G5VFe-0.8CH-0.7 124 0
7 * 79 Cet PM* 02 35 19.9291748518 -03 33 38.172943076   7.49 6.78     G2V 317 1
8 * lam02 For PM* 02 36 58.6077493776 -34 34 40.711246464 6.67 6.45 5.79     G1V 236 1
9 HD 19467 PM* 03 07 18.5750514360 -13 45 42.417982152   7.65 7.00 7.79 8.82 G3V 197 0
10 HD 20619 PM* 03 19 01.8943387080 -02 50 35.493108792 7.82 7.697 7.039 6.691 6.343 G1.5V 220 0
11 HD 20782 PM* 03 20 03.5777546706 -28 51 14.660358176   8.03 7.38     G1.5V 240 1
12 HD 21938 PM* 03 30 50.3433266472 -37 22 20.245766664   8.309 7.704     G0V 93 0
13 HD 27063 PM* 04 16 30.2412812112 -00 34 22.092673404   8.71 8.07     G3V 97 0
14 HD 28471 PM* 04 25 09.1505362837 -64 04 48.251223739   8.56 7.91     G5V 103 0
15 HD 28701 PM* 04 25 45.8486750616 -69 59 37.265127612   8.48 7.87     G2V 99 0
16 HD 34449 PM* 04 50 33.2458071552 -85 22 30.611499780   8.76 8.14     G3V 72 0
17 HD 32724 PM* 05 04 47.5643932704 -11 41 56.505958872   7.81 7.20     G2V 81 0
18 HD 37962 PM* 05 40 51.9657648277 -31 21 03.986325115   8.50 7.85     G2V 128 0
19 HD 38858 PM* 05 48 34.9402551240 -04 05 40.721787744 6.71 6.61 5.97     G2V 349 1
20 HD 44594 PM* 06 20 06.1348101266 -48 44 27.926056127 7.46 7.263 6.608     G2Va 188 0
21 HD 44420 PM* 06 21 43.5361914168 -00 32 20.856984720   8.27 7.63     G6V 115 0
22 HD 45289 PM* 06 24 24.3502565548 -42 50 51.065558426   7.35 6.67     G2V 159 0
23 HD 66428 PM* 08 03 28.6676662536 -01 09 45.758091420   8.97 8.26     G8IV(+G) 156 1
24 NGC 2682 OpC 08 51 23.5 +11 48 54           ~ 2528 0
25 HD 76151 PM* 08 54 17.9470964696 -05 26 04.054298491 6.89 6.67 6.00     G2V 580 0
26 HD 78429 PM* 09 06 38.8310026968 -43 29 31.119230904   7.93 7.33     G2V 146 0
27 HD 78558 PM* 09 08 25.2377034007 -15 08 41.234523192   7.91 7.34     G0.5V 163 0
28 HD 78538 PM* 09 08 46.9650088176 -05 06 57.916430532   8.82 8.18     G5/6 83 0
29 HD 78612 PM* 09 08 49.7878861890 -10 45 27.031577599   7.76 7.15     G3V 99 0
30 HD 88084 PM* 10 09 08.2459210080 -15 29 40.194438936   8.18 7.54     G2V 94 0
31 HD 89454 PM* 10 19 16.2817449288 -11 22 42.644765496   8.75 8.05     G5V 92 0
32 HD 92719 PM* 10 42 13.3208854176 -13 47 15.771277068 7.519 7.406 6.767 6.42 6.083 G1.5V 137 0
33 HD 92788 PM* 10 42 48.5278074048 -02 11 01.525313004   8.01 7.30     G6V 260 1
34 HD 95521 PM* 11 00 50.2624501440 -49 01 11.414177400   8.22 7.57     G2V 89 0
35 HD 96423 PM* 11 06 19.7446310712 -44 22 23.941868664   7.92 7.23     G5V 125 0
36 HD 96700 PM* 11 07 54.4268592192 -30 10 28.447221745   7.11 6.503 6.59 8.95 G1VFe-0.5 180 1
37 HD 97998 PM* 11 15 49.0168818432 -39 19 24.616724448   8.00 7.37     G1V 93 0
38 HD 107148 PM* 12 19 13.4910214488 -03 19 11.239255452   8.72 8.02 8.888   G5V 152 1
39 HD 108309 PM* 12 26 48.1417421363 -48 54 47.499505755   6.94 6.26     G2V 179 0
40 HD 111031 PM* 12 46 30.8420623488 -11 48 44.790190956   7.57 6.87     G5V 127 1
41 HD 114613 PM* 13 12 03.1842958709 -37 48 10.879928463 5.86 5.55 4.85 4.28 3.92 G3V 231 0
42 HD 114729 PM* 13 12 44.2591958183 -31 52 24.055985573   7.31 6.69     G0V 222 1
43 HD 114853 PM* 13 13 52.2256885584 -45 11 08.884868676 7.681 7.583 6.940 6.559 6.226 G1.5V 127 0
44 HD 115585 PM* 13 19 50.5889736895 -70 51 18.080085643   8.17 7.42     G5/6IV/V 79 0
45 * 23 Lib PM* 15 13 28.6669233518 -25 18 33.653388418   7.168 6.46 6.43   G6IV-V 332 1
46 HD 143114 PM* 15 59 38.2680735360 -29 37 57.205518456   7.94 7.33     G0+V 101 0
47 HD 145809 PM* 16 13 40.3431828480 -21 23 59.859284388   7.28 6.69     G2VFe-0.7 111 0
48 * 18 Sco PM* 16 15 37.2702755653 -08 22 09.982125430   6.15 5.50     G2Va 671 0
49 HD 154962 PM* 17 08 54.5197946472 -03 52 58.785698676   7.053 6.356     G8IV(+A) 86 0
50 * mu. Ara PM* 17 44 08.7031414872 -51 50 02.591603160   5.85 5.15     G3IV-V 578 2
51 HD 183658 PM* 19 30 52.7192905944 -06 30 51.925245768   7.93 7.28     G3V 135 0
52 HD 189625 PM* 20 01 32.8001816928 -16 52 08.392879272   7.99 7.33     G5V 100 0
53 HD 189567 PM* 20 05 32.7654888837 -67 19 15.226124354 6.79 6.71 6.07     G2V 259 1
54 HD 198075 * 20 48 15.1894410960 -12 27 15.484766616   8.62 8.03     G0.5V 82 0
55 HD 202206 PM* 21 14 57.7686051936 -20 47 21.161521320   8.79 8.07     G6V 246 1
56 HD 204313 PM* 21 28 12.2060861256 -21 43 34.518205128   8.696 8.02 7.76   G5V 143 2
57 HD 208704 PM* 21 58 24.3257393664 -12 39 52.770231612   7.77 7.17     G1V 110 0
58 HD 210918 PM* 22 14 38.6528791223 -41 22 53.994495360 7.02 6.88 6.23     G2V 217 0
59 HD 211415 PM* 22 18 15.6133953371 -53 37 37.466806476   5.98 5.39 6.52   G0V 212 0
60 HD 215456 PM* 22 46 08.0342516928 -48 58 43.758224148   7.25 6.62 6.86 8.66 G0.5V 110 1
61 HD 220507 PM* 23 24 42.1153260048 -52 42 06.759585936   8.28 7.58     G5V 121 0
62 HD 221420 * 23 33 19.5789042168 -77 23 07.194545808   6.488 5.806     G2IV-V 133 0
63 HD 222582 PM* 23 41 51.5300932008 -05 59 08.729137104   8.34 7.69     G5V 261 2
64 HD 223171 PM* 23 47 20.8269371470 -48 16 32.109186871   7.54 6.88     G2V 112 1
65 HD 224393 PM* 23 57 35.4443035848 -65 46 32.023671276   8.82 8.21     G5VFe-0.9 80 0

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