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Table 2

Parameters describing the velocity profile for stars which show wind acceleration (Fig. 6).

v0 ve E0 β
(km s-1) (km s-1) K

TX Cam 8.5 24.0 650. 0.2
R Cas 7.0 17.0 700. 0.5
IK Tau 9.0 24.0 1500. 0.9
o Cet 4.0 9.5 1500. 0.9
IRC+10011 10.0 22.0 1000. 0.9

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