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Table 4

Data for the observed M giants.

Star Other name Sp class T eff vsini log Lx Date No. exp. Detection B l σ
K km s-1 G G

HD 130144 EK Boo M 5III 3400 8.5/11 30.30−31.15 See Table 1 DD

HD 6860 β And M0III 3842 5.6 16 + 26 Sep. 08 14 MD  −0.95 0.16
24 Sep. 09 16 nd  − 0.29 0.10
HD 16058 15 Tri M3III 3640 5.4 30.8 20 + 21 Sep. 08 5 nd  −0.68 0.38
20 Dec. 08 3 nd  −1.05 0.59
HD 18191 RZ Ari M6III 3450 9.6 16 + 21 Sep. 08 5 nd  −0.89 0.45
HD 150450 42 Her M2.5III 3650 2.5 29.41 19 + 30 Sep. 08 8 nd  −0.37 0.19
25 Feb. 09 4 nd  −0.01 0.31
HD 167006 V669 Her M3III 3688 5.2 16 + 21 Sep. 08 12 nd  −0.85 0.32
21 May 09 16 nd 0.97 0.39
HD 184786 V1743 Cyg M4.5III 3451 7.8 15 + 25 Sep. 08 8 nd  −0.16 0.34
HD 187372 HR7547 M1III 3620 4.4 30.64 19 + 29 Sep. 08 8 nd 0.31 0.34
25 Feb. 09 4 nd  −0.24 0.47
24 Nov. 09 3 nd  −0.82 0.53
HD 219734 8 And M2III 3627 4.9 15 + 30 Sep. 08 8 nd  −0.28 0.30

Notes. Individual columns list HD number, name of the star, spectral class, effective temperature Teff from VizieR catalogues, vsini, log of X-ray luminosity (in erg s-1), detection (DD = definite, MD = marginal, nd = no), Bl and its error in G.

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