The effect of gas drag on the growth of protoplanets - Analytical expressions for the accretion of small bodies in laminar disks

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Table 1:

Dimensional and dimensionless parameters.
Description	Dimensional	Dimensionless
Hill radius	$R_{\rm h}$	1
Orbital frequency	$\Omega$	1
Headwind velocity	$v_{\rm hw}$	$\zeta _{\rm w}$
Drag constant	$K_{\rm drag}$	$K_{\rm drag}' = 1/{\rm St}$
Radius (proto)planet	$R_{\rm p}$	$\alpha_{\rm p}$
Stopping time	$t_{\rm s}$	${\rm St}$
Collision rate	$P_{\rm col}$	P
Impact radii^a	$b_\sigma$	$b_\sigma$

Notes. ^(a) For impact radii and velocities we intentionally use the same symbols, see also footnote 2.

Source LaTeX | All tables | In the text

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