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Table 1
Average and standard errors of [Fe/H] for planets with different masses: taking into account all the planets in the system (a) and only the most massive planet in the systems (b).
| Planet mass | <[Fe/H]> a | <[Fe/H]> b |
| M Jup | dex | dex |
|
|
||
| MP < 0.1 | –0.061 ± 0.025 | –0.082 ± 0.036 |
| 0.1 ≤ MP < 1 | 0.088 ± 0.023 | 0.096 ± 0.025 |
| 1 ≤ MP < 4 | 0.149 ± 0.016 | 0.146 ± 0.018 |
| MP > 4 | 0.083 ± 0.032 | 0.084 ± 0.033 |
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