Table 4: Unabsorbed X-ray luminosity and emission measure for the stars in the sample with known parallax.
Star Distance $\log{EM}^{*}$ $\log{L_{\rm X}}$
(XBSS $\dots$) (pc) (cm-3) (erg s-1)
J001002.4+110831 99.60 54.30 29.94
J001749.7+161952 46.17 52.33 28.56
J080309.8+650807 114.02 52.77 29.17
J110320.1+355803 2.55 51.21 26.49
J123600.7-395217 67.07 53.56 29.88
J212635.8-445046 114.16 53.81 29.37
J213840.5-424241 77.28 52.49 28.71
J224833.3-511900 39.75 52.73 28.65
J231541.2-424125 99.11 52.67 28.91
* For those stars where more than one thermal component has been fitted to the X-ray
spectrum, EM is the emission measure of the first component.


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