Table 13: Comparison between the radius of the layer reported in this paper and the average radius of the SiO maser ring of Cotton et al. (2004) for R Leo, Mira and U Ori.
Star $R_{{\rm layer}}$ $R_{{\rm SiO}}$ $R_{{\rm SiO}}/R_{{\rm layer}}$

(mas) (mas)

R Leo 25.00 30.6 1.22

Mira 24.95 37.8 1.52

U Ori 12.00 14.4 1.20

**Table 13:** Comparison between the radius of the layer reported in this paper and the average radius of the SiO maser ring of Cotton et al. (2004) for R Leo, Mira and U Ori.
Star	$R_{{\rm layer}}$	$R_{{\rm SiO}}$	$R_{{\rm SiO}}/R_{{\rm layer}}$
	(mas)	(mas)
R Leo	25.00	30.6	1.22
Mira	24.95	37.8	1.52
U Ori	12.00	14.4	1.20

Source LaTeX | All tables | In the text