Open Access
Table 2.
Metallicity of M 67, the Pleiades, and the Hyades in the different surveys.
| M67 |
Pleiades |
Hyades |
||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Survey | N | MED | MAD | σ | N | MED | MAD | σ | N | MED | MAD | σ |
| PASTEL | 91 | 0.0 | 0.04 | 0.05 | 14 | 0.03 | 0.055 | 0.05 | 55 | 0.14 | 0.03 | 0.04 |
| APOGEE | 178 | −0.01 | 0.03 | 0.01 | 180 | −0.015 | 0.03 | 0.01 | 7 | 0.155 | 0.04 | 0.01 |
| GALAH | 130 | −0.05 | 0.05 | 0.06 | 42 | −0.02 | 0.07 | 0.06 | 23 | 0.20 | 0.06 | 0.04 |
| GES | 16 | −0.015 | 0.02 | 0.10 | ||||||||
| RAVE | 8 | −0.09 | 0.04 | 0.16 | 15 | 0.04 | 0.07 | 0.18 | 16 | 0.13 | 0.06 | 0.13 |
| CNN | 34 | −0.03 | 0.06 | 0.08 | 25 | −0.01 | 0.05 | 0.04 | 20 | 0.12 | 0.02 | 0.04 |
| LAMOST | 93 | 0.0 | 0.04 | 0.03 | 148 | 0.03 | 0.09 | 0.03 | 26 | 0.03 | 0.07 | 0.03 |
| Payne | 99 | −0.10 | 0.05 | 0.03 | 184 | −0.195 | 0.14 | 0.03 | 38 | −0.04 | 0.18 | 0.02 |
| SEGUE | 67 | −0.08 | 0.02 | 0.02 | ||||||||
Notes. The number of members (N), median [Fe/H] (MED), and median absolute deviation are provided. The σ column gives the typical (median) uncertainty of the N stars as provided in the corresponding catalogue.
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