Open Access

Table F.1.

Content of the samples of this work, with the example of Proxima Centauri.

Column name Unit Description Example
CNS5_id designation in CNS5 3591
gj_id Gliese-Jahreiß number 551
other_name name of stars that do not have CNS5_id and gj_id
component_id component in a multiple system C
RA deg right ascension (Gaia DR3) 217.392321472009
DEC deg declination (Gaia DR3) -62.6760751167667
GAIA_peculiar_color flag for stars with peculiar Gaia colors 0
SpT SpT M5.5
r_SpT reference of SpT 1995AJ....110.1838R
Gaia_SpT SpT according to MG which is different from literature SpT
distance pc Gaia DR3 distance to the Sun 1.30
Lx_eROSITA erg s−1 X-ray luminosity according to eROSITA 6.86E+026
Lx_eROSITA_uerr erg s−1 upper error of Lx_eROSITA 3.09E+025
Lx_eROSITA_lerr erg s−1 lower error of Lx_eROSITA 3.02E+025
eROSITA_upp_lim flag for Lx_eROSITA as upper limit value 0
Eband_Lx_eROSITA keV energy band of Lx_eROSITA and its errors 0.2-2.3
r_Lx_eROSITA reference of Lx_eROSITA and its errors eRASS1
Lx_ROSAT erg s−1 X-ray luminosity according to ROSAT 6.58E+026
Lx_ROSAT_uerr erg s−1 upper error of Lx_ROSAT 6.91E+024
Lx_ROSAT_lerr erg s−1 lower error of Lx_ROSAT 6.91E+024
eROSAT_upp_lim flag for Lx_ROSAT as upper limit value 0
Eband_Lx_ROSAT keV energy band of Lx_ROSAT and its errors 0.1-2.4
instrument_Lx_ROSAT camera of ROSAT useda PSPC
r_Lx_ROSAT reference of Lx_ROSAT and its errors NEXXUS
Lx_other erg s−1 X-ray luminosity according to other telescopes (Chandra or XMM-Newton) 6.49E+026
Lx_other_uerr erg s−1 upper error of Lx_other
Lx_other_lerr erg s−1 lower error of Lx_other
Lx_other_upp_lim flag for Lx_other as upper limit value 0
Eband_Lx_other keV energy band of Lx_other and its errors 0.2-10
instrument_Lx_other camera of other telescopes used EPIC
r_Lx_other reference of Lx_other and its errors 2011A&A...534A.133F
Lx_final erg s−1 X-ray luminosity used in the analysis, converted to ROSAT energy band 8.32E+026
Lx_final_uerr erg s−1 upper error of Lx_final
Lx_final_lerr erg s−1 lower error of Lx_final
Lx_final_upp_lim flag for Lx_final as upper limit value 0
L_bol erg s−1 bolometric luminosity 5.83E+030
r_L_bol reference of L_bol GAIAb
Lx/L_bol LX/Lbol used in the final analysis 1.43E−04
Lx/L_bol_uerr upper error of Lx/L_bol
Lx/L_bol_lerr lower error of Lx/L_bol

aROSAT all-sky survey also used PSPC, and we distinguish between RASS (survey) and PSPC (pointed observation). bThe references are the Gaia parameter catalog (GAIA), Lbol calculated with the Gaia BC routine (GAIA_EEM) and the Mamajek table (EEM).

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