An empirical view of the extended atmosphere and inner envelope of the asymptotic giant branch star R Doradus - I. Physical model based on CO lines

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Table 2.

Range of parameters explored in the models and steps used.

Parameter	Min.	Step	Number
			of steps
Inner region
	3.3 × 10¹⁰	×3.3	5
	5	+1	5
	1.0	+0.5	5

Intermediate region
	1.0 × 10⁸	×3.3	5
	1	+1	5
	0.37	+0.15	5
	540	+200	5 ⁽¹⁾

Notes. In the third column, it is indicated by + or × whether the successive values of the given parameter were obtained by adding or multiplying, respectively, the previous value and the step size.

⁽¹⁾

An extra set of models was added with K, increasing to a total of six grid steps in this parameter.

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