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Table 4

Relative errors of the final adopted pipeline, at 70% of the error distribution.

Teff (K) log    g (dex) [M/H] (dex)
SNR (pixel-1) 100 50 20 10 100 50 20 10 100 50 20 10
KII-IV, [M/H]  > –0.5 dex 51 49 102 142 0.10 0.14 0.21 0.41 0.09 0.09 0.10 0.15
KII-IV, –1  <  [M/H]  <  –0.5 dex 55 65 109 225 0.12 0.17 0.31 0.60 0.08 0.09 0.12 0.20
KII-IV, –2  <  [M/H]  <  –1 dex 68 77 132 294 0.15 0.23 0.47 0.85 0.14 0.17 0.22 0.34
KII-IV, [M/H]  <  –2 dex 51 92 247 246 0.21 0.47 0.61 1.01 0.14 0.16 0.20 0.15
GII-IV, [M/H]  > –0.5 dex 70 69 158 253 0.10 0.15 0.37 0.67 0.08 0.09 0.14 0.21
GII-IV, –1  <  [M/H]  <  –0.5 dex 65 74 164 309 0.12 0.19 0.44 0.65 0.07 0.11 0.11 0.25
GII-IV, –2  <  [M/H]  <  –1 dex 63 94 234 357 0.17 0.25 0.59 0.84 0.17 0.18 0.24 0.40
GII-IV, [M/H]  <  –2 dex 90 214 392 386 0.25 0.48 0.83 0.72 0.17 0.27 0.38 0.43
FII-IV all [M/H] 69 106 71 92 0.14 0.15 0.12 0.10 0.07 0.08 0.15 0.15
KV, [M/H]  > –0.5 dex 59 64 87 119 0.09 0.12 0.19 0.23 0.08 0.08 0.09 0.14
KV, –1  <  [M/H]  <  –0.5 dex 73 79 95 158 0.12 0.16 0.20 0.26 0.08 0.09 0.10 0.18
KV, –2  <  [M/H]  <  –1 dex 84 87 120 253 0.14 0.17 0.21 0.34 0.15 0.16 0.19 0.31
KV, [M/H]  <  –2 dex 92 86 177 333 0.17 0.18 0.14 0.85 0.10 0.13 0.19 0.39
GV, [M/H]  > –0.5 dex 57 76 160 275 0.08 0.12 0.27 0.40 0.09 0.10 0.14 0.29
GV, –1  <  [M/H]  <  –0.5 dex 64 104 190 295 0.10 0.16 0.28 0.43 0.08 0.11 0.14 0.22
GV, –2  <  [M/H]  <  –1 dex 89 136 317 614 0.14 0.18 0.39 0.70 0.16 0.19 0.30 0.52
GV, [M/H]  <  –2 dex 169 328 654 756 0.22 0.46 0.67 0.95 0.18 0.26 0.50 0.61
FV, [M/H]  > –0.5 dex 54 83 204 361 0.11 0.16 0.27 0.43 0.10 0.12 0.19 0.34
FV, –1  <  [M/H]  <  –0.5 dex 70 116 197 404 0.12 0.20 0.27 0.43 0.09 0.12 0.15 0.29
FV, –2  <  [M/H]  <  –1 dex 100 174 529 945 0.16 0.27 0.48 0.85 0.16 0.20 0.40 0.79
FV, [M/H]  <  –2 dex 185 383 741 981 0.27 0.46 0.73 0.90 0.27 0.41 0.63 1.03
Thin disc dwarfs 55 70 147 267 0.08 0.12 0.24 0.39 0.09 0.09 0.12 0.30
Thick disc dwarfs 67 108 188 346 0.11 0.17 0.29 0.43 0.09 0.12 0.18 0.29
Halo giants 65 94 188 335 0.17 0.28 0.57 0.86 0.15 0.17 0.23 0.38

Notes. see Table 2 for a description of the line labels.

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