Fig. 2
Observed UV spectra and the stellar atmosphere model spectrum for ET Cha (see Sect. 4.1). Blue: FUSE spectrum of TW Hya divided by 20. Green: HST/COS spectrum of ET Cha. Orange and red: G230L and G430L HST/STIS spectra of ET Cha. Black: stellar atmosphere model spectrum with Teff = 3400 K, log g = 3.89 and R⋆ = 0.84 R⊙, at a distance of 97 pc, plotted as dotted line (unused) for λ < 450 nm.
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