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Table 2.
Maximum likelihood and Kalkayotl estimates for the distances.
Group | Outlier exclusion: |
ML parallax | ML distance |
Kalkayotl distance |
||||
---|---|---|---|---|---|---|---|---|
Fore- | Back- | ϖML | DML | 2σ-range | DKal | Central 68.3% quant. | ||
ground | [mas] | [kpc] | [kpc] | |||||
Carina Neb. | 3σ | 1 | 2 | 0.42440 ± 0.00153 | 2.356 | [2.339, 2.373] | 2.367 | [2.312, 2.422] |
OB stars | 2σ | 4 | 4 | 0.42444 ± 0.00155 | 2.356 | [2.339, 2.373] | 2.367 | [2.312, 2.421] |
(N = 133) | 1σ | 6 | 11 | 0.42548 ± 0.00157 | 2.350 | [2.333, 2.368] | 2.363 | [2.307, 2.418] |
NGC 3324 | 3σ | 0 | 0 | 0.43745 ± 0.00733 | 2.286 | [2.212, 2.365] | 2.321 | [2.250, 2.393] |
OB stars | 2σ | 1 | 0 | 0.43585 ± 0.00735 | 2.294 | [2.219, 2.374] | 2.338 | [2.268, 2.410] |
(N = 5) | 1σ | 1 | 0 | 0.43585 ± 0.00735 | 2.294 | [2.219, 2.374] | 2.338 | [2.268, 2.410] |
NGC 3293 | 3σ | 1 | 1 | 0.42523 ± 0.00178 | 2.352 | [2.332, 2.372] | 2.354 | [2.299, 2.410] |
OB stars | 2σ | 2 | 2 | 0.42531 ± 0.00178 | 2.351 | [2.332, 2.371] | 2.356 | [2.299, 2.412] |
(N = 99) | 1σ | 3 | 3 | 0.42471 ± 0.00179 | 2.355 | [2.335, 2.375] | 2.357 | [2.301, 2.414] |
All | 3σ | 2 | 3 | 0.42506 ± 0.00115 | 2.353 | [2.340, 2.365] | 2.363 | [2.308, 2.417] |
OB stars | 2σ | 7 | 6 | 0.42509 ± 0.00115 | 2.352 | [2.340, 2.365] | 2.363 | [2.309, 2.418] |
(N = 237) | 1σ | 10 | 14 | 0.42542 ± 0.00117 | 2.351 | [2.338, 2.364] | 2.362 | [2.308, 2.416] |
CCCP | 3σ | 906 | 217 | 0.43097 ± 0.00065 | 2.320 | [2.313, 2.327] | 2.337 | [2.284, 2.391] |
X-ray | 2σ | 1171 | 577 | 0.43015 ± 0.00067 | 2.325 | [2.318, 2.332] | 2.336 | [2.281, 2.389] |
(N = 8505) | 1σ | 1908 | 1523 | 0.43005 ± 0.00069 | 2.325 | [2.318, 2.333] | 2.330 | [2.276, 2.384] |
NGC 3324 | 3σ | 61 | 13 | 0.42329 ± 0.00278 | 2.362 | [2.332, 2.394] | 2.348 | [2.289, 2.407] |
X-ray | 2σ | 76 | 29 | 0.42145 ± 0.00282 | 2.373 | [2.341, 2.405] | 2.358 | [2.301, 2.416] |
(N = 455) | 1σ | 113 | 64 | 0.42282 ± 0.00300 | 2.365 | [2.332, 2.399] | 2.361 | [2.304, 2.418] |
NGC 3293 | 3σ | 58 | 10 | 0.43130 ± 0.00216 | 2.319 | [2.296, 2.342] | 2.346 | [2.290, 2.402] |
X-ray | 2σ | 73 | 32 | 0.43165 ± 0.00217 | 2.317 | [2.294, 2.340] | 2.342 | [2.286, 2.398] |
(N = 602) | 1σ | 121 | 90 | 0.43073 ± 0.00222 | 2.322 | [2.298, 2.346] | 2.342 | [2.287, 2.398] |
All | 3σ | 1025 | 240 | 0.43063 ± 0.00061 | 2.322 | [2.316, 2.329] | 2.338 | [2.286, 2.391] |
X-ray | 2σ | 1320 | 638 | 0.42985 ± 0.00062 | 2.326 | [2.320, 2.333] | 2.336 | [2.282, 2.390] |
(N = 9562) | 1σ | 2142 | 1677 | 0.42977 ± 0.00065 | 2.327 | [2.320, 2.334] | 2.331 | [2.279, 2.384] |
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