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Home All issues Volume 518 (July-August 2010) A&A, 518 (2010) L119 Full HTML

 

 

Table 1:

Model parameters.

Parameter 		Description Value(s)
Central object & observer:
M*($M_{\odot}$) Mass of the central object. 0.5
R* ($R_{\odot}$) Radius of the central object. 2.09
$T_{*}({\rm K})$ Surface temperature of the central object. 4000
i (degrees) Inclination angle 18.2, 31.8, 41.4, 49.5, 56.7, 63.3, 69.5, 75.6, 81.4, 87.2

Envelope Properties:
$\dot{M}_{\rm env}$ ($\times$10-6 $M_{\odot}$ yr-1) Mass infall rate 1, 5, 7.5, 10, 25, 50, 100
$R_{\rm env,\max}$ (AU) Envelope outer radius 5000, 10 000, 15 000
$R_{\rm env,\min}$ (R*) Envelope inner radius 42.75
$R_{\rm C}$ (AU) Centrifugal radius Equal to $R_{\rm disk,\max}$

Disk properties:
$M_{\rm disk}$ ($M_{\odot}$) Disk mass 0.05
$\dot{M}_{\rm disk}$ ($\times$10-8 $M_{\odot}$ yr-1) Disk accretion rate/Luminositya 1, 10, 100, 1000
$R_{\rm disk,\max}$ (AU) Disk outer radius 5, 100, 500
$R_{\rm disk,\min}$ Disk inner radius Set by dust destruction radius.
$\alpha$ disk radial density exponent 2.125
$\beta$ disk scale height exponent 1.125

Cavity properties
$\theta_{C}$ (degrees) Cavity opening angle 5, 15, 25, 45
b Cavity shape exponent 1.5, 2.0

Notes. Parameters in bold are model grid variables. (a) See Sect. 2 for the coupling between $\dot{M}_{\rm disk}$ and luminosity.


Source LaTeX | All tables | In the text

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