Expected end-of-mission performances for the stellar parametrization - Gaia
Expected end-of-mission performances for the stellar parametrization (and quantified by the 68% quantile) for the different stellar classes
Teff (K) | logg (dex) | [M/H] (dex) | [α/Fe] (dex) | |||||||||||||||||||||
S/N | 350 | 150 | 125 | 40 | 20 | 10 | 350 | 150 | 125 | 40 | 20 | 10 | 350 | 150 | 125 | 40 | 20 | 10 | 350 | 150 | 125 | 40 | 20 | 10 |
GRVS (mag) | 8.4 | 10.0 | 10.3 | 11.8 | 12.6 | 13.4 | 8.4 | 10.0 | 10.3 | 11.8 | 12.6 | 13.4 | 8.4 | 10.0 | 10.3 | 11.8 | 12.6 | 13.4 | 8.4 | 10.0 | 10.3 | 11.8 | 12.6 | 13.4 |
Dwarfs
Teff (K) | logg (dex) | [M/H] (dex) | ||||||||||||||||
B metal-rich | 35 | 89 | 138 | 382 | 478 | 744 | 0.01 | 0.01 | 0.01 | 0.02 | 0.04 | 0.11 | 0.01 | 0.03 | 0.05 | 0.13 | 0.32 | 0.51 |
B interm. met | 36 | 105 | 144 | 420 | 490 | 808 | 0.01 | 0.01 | 0.01 | 0.02 | 0.05 | 0.12 | 0.02 | 0.05 | 0.07 | 0.19 | 0.38 | 0.58 |
B metal-poor | 42 | 108 | 149 | 429 | 499 | 784 | 0.01 | 0.01 | 0.02 | 0.03 | 0.05 | 0.12 | 0.02 | 0.06 | 0.10 | 0.27 | 0.45 | 0.65 |
Teff (K) | logg (dex) | [M/H] (dex) | ||||||||||||||||
A metal-rich | 8 | 21 | 31 | 101 | 210 | 323 | 0.01 | 0.01 | 0.01 | 0.03 | 0.07 | 0.12 | 0.01 | 0.01 | 0.02 | 0.07 | 0.14 | 0.18 |
A interm. met | 8 | 21 | 35 | 104 | 226 | 353 | 0.01 | 0.01 | 0.01 | 0.03 | 0.07 | 0.12 | 0.01 | 0.02 | 0.03 | 0.11 | 0.26 | 0.34 |
A metal-poor | 9 | 24 | 35 | 104 | 232 | 393 | 0.01 | 0.01 | 0.01 | 0.04 | 0.07 | 0.14 | 0.01 | 0.03 | 0.05 | 0.17 | 0.33 | 0.45 |
Teff (K) | logg (dex) | [M/H] (dex) | [α/Fe] (dex) | |||||||||||||||||||||
F metal-rich | 7 | 19 | 34 | 98 | 179 | 336 | 0.01 | 0.03 | 0.04 | 0.10 | 0.15 | 0.26 | 0.01 | 0.02 | 0.02 | 0.08 | 0.12 | 0.20 | 0.01 | 0.01 | 0.02 | 0.06 | 0.14 | 0.26 |
F interm. met | 10 | 23 | 40 | 134 | 198 | 394 | 0.01 | 0.03 | 0.05 | 0.12 | 0.16 | 0.27 | 0.01 | 0.03 | 0.06 | 0.14 | 0.20 | 0.39 | 0.01 | 0.02 | 0.05 | 0.14 | 0.24 | 0.27 |
F metal-poor | 13 | 30 | 51 | 134 | 198 | 425 | 0.02 | 0.05 | 0.06 | 0.14 | 0.17 | 0.29 | 0.02 | 0.05 | 0.08 | 0.21 | 0.23 | 0.43 | 0.02 | 0.05 | 0.09 | 0.22 | 0.25 | 0.29 |
Teff (K) | logg (dex) | [M/H] (dex) | [α/Fe] (dex) | |||||||||||||||||||||
G metal-rich | 7 | 19 | 26 | 99 | 166 | 385 | 0.02 | 0.05 | 0.06 | 0.17 | 0.21 | 0.27 | 0.01 | 0.01 | 0.02 | 0.08 | 0.13 | 0.20 | 0.01 | 0.01 | 0.02 | 0.07 | 0.15 | 0.22 |
G interm. met | 14 | 33 | 62 | 178 | 295 | 460 | 0.03 | 0.08 | 0.12 | 0.18 | 0.25 | 0.28 | 0.01 | 0.03 | 0.06 | 0.16 | 0.25 | 0.32 | 0.01 | 0.02 | 0.04 | 0.10 | 0.20 | 0.27 |
G metal-poor | 23 | 69 | 105 | 200 | 326 | 487 | 0.05 | 0.13 | 0.15 | 0.22 | 0.28 | 0.32 | 0.02 | 0.06 | 0.11 | 0.22 | 0.31 | 0.38 | 0.01 | 0.04 | 0.06 | 0.14 | 0.18 | 0.25 |
Teff (K) | logg (dex) | [M/H] (dex) | [α/Fe] (dex) | |||||||||||||||||||||
K metal-rich | 4 | 7 | 22 | 44 | 143 | 255 | 0.01 | 0.04 | 0.06 | 0.12 | 0.22 | 0.28 | 0.01 | 0.01 | 0.02 | 0.06 | 0.11 | 0.20 | 0.01 | 0.01 | 0.02 | 0.04 | 0.15 | 0.19 |
K interm. met | 8 | 16 | 27 | 74 | 219 | 305 | 0.02 | 0.05 | 0.06 | 0.13 | 0.25 | 0.30 | 0.01 | 0.02 | 0.02 | 0.06 | 0.14 | 0.28 | 0.01 | 0.01 | 0.03 | 0.06 | 0.16 | 0.19 |
K metal-poor | 19 | 47 | 80 | 183 | 250 | 422 | 0.04 | 0.15 | 0.15 | 0.20 | 0.28 | 0.33 | 0.02 | 0.05 | 0.08 | 0.17 | 0.27 | 0.36 | 0.01 | 0.03 | 0.04 | 0.15 | 0.19 | 0.22 |
Giants
Teff (K) | logg (dex) | [M/H] (dex) | ||||||||||||||||
B metal-rich | 11 | 31 | 32 | 107 | 365 | 450 | 0.01 | 0.01 | 0.01 | 0.04 | 0.06 | 0.12 | 0.01 | 0.02 | 0.03 | 0.12 | 0.28 | 0.38 |
B interm. met | 13 | 32 | 45 | 139 | 390 | 473 | 0.01 | 0.01 | 0.01 | 0.04 | 0.06 | 0.12 | 0.01 | 0.03 | 0.06 | 0.19 | 0.40 | 0.45 |
B metal-poor | 16 | 33 | 52 | 194 | 411 | 493 | 0.01 | 0.01 | 0.01 | 0.04 | 0.06 | 0.12 | 0.02 | 0.05 | 0.09 | 0.27 | 0.43 | 0.48 |
Teff (K) | logg (dex) | [M/H] (dex) | ||||||||||||||||
A metal-rich | 7 | 27 | 33 | 97 | 209 | 369 | 0.01 | 0.01 | 0.01 | 0.04 | 0.07 | 0.12 | 0.01 | 0.02 | 0.02 | 0.07 | 0.13 | 0.17 |
A interm. met | 9 | 27 | 34 | 102 | 229 | 382 | 0.01 | 0.01 | 0.01 | 0.04 | 0.07 | 0.14 | 0.01 | 0.02 | 0.04 | 0.12 | 0.22 | 0.30 |
A metal-poor | 11 | 27 | 36 | 110 | 235 | 403 | 0.01 | 0.01 | 0.01 | 0.04 | 0.08 | 0.14 | 0.01 | 0.04 | 0.04 | 0.17 | 0.31 | 0.43 |
Teff (K) | logg (dex) | [M/H] (dex) | [α/Fe] (dex) | |||||||||||||||||||||
F metal-rich | 5 | 10 | 18 | 63 | 134 | 253 | 0.01 | 0.02 | 0.03 | 0.08 | 0.16 | 0.22 | 0.01 | 0.01 | 0.02 | 0.06 | 0.13 | 0.16 | 0.01 | 0.01 | 0.02 | 0.07 | 0.14 | 0.25 |
F interm. met | 6 | 16 | 22 | 69 | 147 | 265 | 0.01 | 0.03 | 0.03 | 0.11 | 0.17 | 0.22 | 0.01 | 0.03 | 0.04 | 0.11 | 0.17 | 0.22 | 0.01 | 0.02 | 0.04 | 0.12 | 0.22 | 0.27 |
F metal-poor | 6 | 17 | 24 | 71 | 148 | 280 | 0.01 | 0.04 | 0.04 | 0.11 | 0.18 | 0.32 | 0.02 | 0.05 | 0.09 | 0.21 | 0.20 | 0.24 | 0.02 | 0.05 | 0.10 | 0.21 | 0.28 | 0.26 |
Teff (K) | logg (dex) | [M/H] (dex) | [α/Fe] (dex) | |||||||||||||||||||||
G metal-rich | 5 | 12 | 22 | 92 | 177 | 350 | 0.01 | 0.03 | 0.04 | 0.15 | 0.22 | 0.36 | 0.01 | 0.01 | 0.02 | 0.08 | 0.14 | 0.16 | 0.01 | 0.01 | 0.02 | 0.06 | 0.13 | 0.23 |
G interm. met | 10 | 26 | 47 | 166 | 254 | 373 | 0.02 | 0.06 | 0.10 | 0.21 | 0.30 | 0.44 | 0.01 | 0.03 | 0.05 | 0.16 | 0.23 | 0.25 | 0.01 | 0.02 | 0.04 | 0.12 | 0.19 | 0.24 |
G metal-poor | 15 | 43 | 54 | 170 | 265 | 383 | 0.04 | 0.11 | 0.12 | 0.24 | 0.34 | 0.44 | 0.02 | 0.06 | 0.07 | 0.18 | 0.27 | 0.31 | 0.01 | 0.04 | 0.06 | 0.17 | 0.21 | 0.26 |
Teff (K) | logg (dex) | [M/H] (dex) | [α/Fe] (dex) | |||||||||||||||||||||
K metal-rich | 5 | 11 | 21 | 64 | 147 | 237 | 0.02 | 0.04 | 0.06 | 0.17 | 0.29 | 0.43 | 0.01 | 0.01 | 0.02 | 0.06 | 0.12 | 0.17 | 0.01 | 0.01 | 0.02 | 0.04 | 0.10 | 0.20 |
K interm. met | 6 | 18 | 29 | 91 | 211 | 333 | 0.02 | 0.06 | 0.08 | 0.21 | 0.33 | 0.50 | 0.01 | 0.02 | 0.03 | 0.11 | 0.19 | 0.28 | 0.01 | 0.01 | 0.03 | 0.09 | 0.17 | 0.24 |
K metal-poor | 13 | 39 | 65 | 200 | 289 | 444 | 0.04 | 0.10 | 0.13 | 0.28 | 0.34 | 0.52 | 0.02 | 0.05 | 0.07 | 0.19 | 0.25 | 0.31 | 0.01 | 0.04 | 0.05 | 0.14 | 0.19 | 0.26 |
Download the .txt file.