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Table 5

Quality of fit, χ2, for models with constant outflow velocity and for wind models with different assumptions with respect to the initial velocity.

Power law variation ϱ−p Dust driven wind Observed
p = 2 poptimised amax optimised v0 = 2 km s−1 v0 optimised
Object χ2 χ2 p χ2 χ2 v∞ Ṁ χ2 v0 Ṁ v∞ Ṁ
km s−1 M⊙ a−1 km s−1 M⊙a−1 km s−1 M⊙a−1
μ Cep 0.0269 0.0254 1.954 0.0214 0.0239 19.2 7.3 × 10−6 0.0327 2.97 6.5 × 10−6 20 5.0 × 10−6
RW Cyg 0.0839 0.0923 1.956 0.0655 0.0947 21.0 7.4 × 10−6 0.0975 3.38 7.7 × 10−6 23 3.2 × 10−6
W Per 0.0939 0.0943 1.974 0.0799 0.101 16.0 2.0 × 10−6 0.113 3.79 2.3 × 10−6 16 2.1 × 10−6
RS Per 0.0820 0.0792 1.891 0.0574 0.0777 19.3 3.4 × 10−6 0.0944 2.16 3.0 × 10−6 20 2.0 × 10−6
α Ori 0.148 0.113 2.104 0.124 0.109 16.3 1.1 × 10−7 0.118 2.08 1.3 × 10−7 15 1.5 × 10−6
α Sco 0.0361 0.0344 2.121 0.0354 0.0337 18.6 7.6 × 10−8 0.0397 2.41 8.0 × 10−8 17 1.0 × 10−6
S Per 0.101 0.109 1.948 0.100 0.168 22.0 6.9 × 10−6 0.221 2.74 5.4 × 10−6 20 7.5 × 10−6
PZ Cas 0.0787 0.139 2.007 0.0627 0.117 27.3 1.6 × 10−5 0.117 14.3 2.6 × 10−5 30 8.3 × 10−6
VX Sgr 0.0925 0.0688 1.947 0.0527 0.0709 25.2 3.7 × 10−5 0.0857 3.22 3.1 × 10−5 25 2.0 × 10−5

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