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The 3 columns in color are computed by VizieR, and are not part of the original data.
J/MNRAS/414/418/table1
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Chromospheric Mg II h+k flux of evolved stars (Perez+, 2011)
Physical and empirical surface fluxes of the chromospheric MgII h+k line emission of 177 cool giants and supergiants from the IUE final data archive, together with B-V, V, BC and logTeff (see Section 2) (177 rows)
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n_

B-V
mag
V-K
mag
FMg
10mW/m2/nm
BC.V
mag
BC.K
mag
logTe.B
[K]
logTe.V
[K]
logF.B
[mW/m2]
logF.V
[mW/m2]
Simbad

_RA
deg
_DE
deg
1224427   1.54 4.57 7.40e-12-1.31 2.76 3.589 3.569 6.44 4.57Simbad359.43969+25.14140
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