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Table 1

Disc-centre (μ = 1) intensities.

Run (SpT–B0)a log g [cgs] Teff [K] Ibol/Ibol, ⊙ ,hydro. min(Ibol)/ ⟨ Ibolb max(Ibol)/ ⟨ Ibolb

F3Vhydro.c 4.301 6893 ± 6  1.992   0.206   0.279   2.031
F3V20 G 4.301 6885 ± 6  1.989   0.203   0.356   2.238
F3V100 G 4.301 6911 ± 8  1.994   0.201   0.392   2.682
F3V500 G 4.301 7003 ± 5  2.017   0.196   0.345   2.429

G2Vhydro.c 4.438 5764 ± 7  1.000   0.154   0.533   1.788
G2V20 G 4.438 5779 ± 9  1.011   0.152   0.555   2.368
G2V100 G 4.438 5802 ± 8  1.015   0.153   0.555   2.471
G2V500 G 4.438 5864 ± 9  1.009   0.150   0.425   2.269

K0Vhydro.c 4.609 4856 ± 6  0.5055   0.0796   0.728   1.840
K0V20 G 4.609 4858 ± 2  0.5060   0.0853   0.739   2.708
K0V100 G 4.609 4878 ± 4  0.5125   0.0945   0.696   2.632
K0V500 G 4.609 4901 ± 2  0.5099   0.116   0.505   2.180

K5Vhydro.c 4.699 4368 ± 2  0.3235   0.0705   0.776   1.687
K5V20 G 4.699 4376 ± 2  0.3257   0.0710   0.802   2.141
K5V100 G 4.699 4383 ± 3  0.3270   0.0734   0.759   2.128
K5V500 G 4.699 4402 ± 2  0.3269   0.0855   0.624   2.383

M0Vhydro.c 4.826 3905 ± 1  0.1949   0.0359   0.861   1.203
M0V20 G 4.826 3907 ± 1  0.1953   0.0349   0.865   1.592
M0V100 G 4.826 3909 ± 1  0.1955   0.0350   0.843   1.580
M0V500 G 4.826 3906 ± 1  0.1929   0.0538   0.733   1.433

M2Vhydro.c 4.826 3689 ± 1  0.1525   0.0219   0.904   1.055
M2V20 G 4.826 3691 ± 1  0.1526   0.0218   0.902   1.283
M2V100 G 4.826 3692 ± 1  0.1528   0.0232   0.865   1.262
M2V500 G 4.826 3679 ± 1  0.1498   0.0519   0.787   1.189

Notes.

(a)

SpT: spectral type; B0: average vertical magnetic field strength;

(b)

global extrema occurring during a time-resolved sample of intensity snapshots spanning several minutes;

(c)

non-magnetic (i.e. hydrodynamic) simulation.

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