The high-energy environment of the heavy sub-Earth GJ 367 b indicates likely complete evaporation of its atmosphere

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Table 3

Derived X-ray properties of the exoplanet host star GJ 367.

X-ray property (0.2–2.3 keV band)	Value
X-ray luminosity L_X	(5.0 ± 1.1) × 10²⁶ erg s⁻¹
Mean coronal temperature T_cor	1.82 ± 0.34 MK
Activity indicator log(L_X/L_bol)	$- {5.34}_{- 0.11}^{+ 0.09}$ $\[-5.34_{-0.11}^{+0.09}\]$
X-ray flux through stellar surface F_X_,surf	(3.9 ± 0.9) × 10⁴ erg s⁻¹ cm⁻²
X-ray flux at planetary orbit F_X,pl	3.5 × 10³ erg s⁻¹ cm⁻²

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