Free Access

Table 3

Parameters of the best combination of primary and secondary models for each grid of Table 2.

Model 1 Model 2 Model 3 Model 4 Model 5 Model 6

grid coarse exp. ov. (Ledoux) step ov. (Ledoux) exp. ov. (TAR) step ov. (TAR) morphology
M1 (M) 1.85 1.82 1.81 1.82 1.81 1.67
M2 (M) 1.75 1.76 1.76 1.76 1.76 1.60
Z 0.012 0.0125 0.0125 0.0125 0.0125 0.010
fov,1 or αov,1 0.01 0.008 0.11 0.008 0.11 0.007
fov,2 or αov,2 0.0 0.005 0.05 0.005 0.05 0.006
log (Dmix,1) 0 0.25 0.25 0.25 0.25 0.5
log (Dmix,2) 2 1.5 1.75 1.5 1.75 0.75

a1 (Gyr) 1.087 1.123 1.110 1.102 1.089 1.082
a2 (Gyr) 1.082 1.127 1.110 1.100 1.081 1.085
X c,1 0.09 0.1 0.11 0.12 0.13 0.22
X c,2 0.24 0.19 0.21 0.22 0.23 0.29
ΔPc,1 (s) 2832 2806 2816 2873 2877 2829
ΔPc,2 (s) 2909 2905 2904 2939 2942 2851
Teff,1 (K) 7131 7074 7110 7157 7189 7583
Teff,2 (K) 7526 7308 7372 7387 7452 7597
R1 (R) 2.92 2.81 2.72 2.74 2.66 2.12
R2 (R) 2.29 2.43 2.39 2.38 2.33 1.90
log (L1/L) 1.30 1.25 1.23 1.25 1.23 1.13
log (L2/L) 1.18 1.18 1.18 1.18 1.18 1.04

Notes. The overshooting parameters fov and αov are expressed in terms of local pressure scale height (HP) and the diffusion coefficient Dmix has the unit cm2 s-1.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.