Fig. 19

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Similar to Fig. 13 except using dimensional values for viscosities. Left frame: A40 vs distance a, assuming ρ = 250 kg m−3 for self-consistent runs with W = 1 and W = 20, and 450 kg m−3 and 750 kg m−3 in hybrid-method simulations with Ωz/Ω = 4.4 and 7.5, respectively. Middle frame: νɡrav, assuming ring surface density Σ = 650 kg m−2, representing typical B ring value (Hedman & Nicholson 2016). Dash-dotted red lines indicate Daisaka et al. (2001) formula (Eq. (14)) for νɡrav, for ρ = 250 kg m−3 and ρ = 900 kg m−3. In the right frame, the shaded regions highlight modeled total viscosities for the B and A ring regions, using Σ = 650 kg m−2 and Σ = 350 kg m−2, respectively. Dash-dotted red curves stand now for Daisaka et al. (2001) formula with νtot = 2νgrav. The dashed purple curve indicates the B ring viscosity estimated in Tajeddine et al. (2017).
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