Gaia Data Release 3
Open Access

Table 1.

Parameters of the grid of synthetic spectra used in ReDetermineApHotStars.

Code Parameter Range Step
MARCS Teff [K] 6500–8000 250
log g [dex] −0.5 to +5.0 0.5
[M/H] [dex] −5.0 to −3.0 1.0
−2.5 to −1.0 0.5
−0.75 to +1.0 0.25
A stars Teff [K] 8500–12 000 500
Teff [K] 13 000–14 500 500
log g [dex] +2.0 to +5.0 0.5
[M/H] [dex] −0.5 to +0.25 0.25

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