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Table 2.
Summary of the BLR model parameters, including a short explanation and prior range.
| Parameter | Explanation | Priors |
|---|---|---|
| i | Inclination angle | Uniform (cos60°, cos0°) |
| θo | Angular thickness measured from the mid-plane | Uniform (0°, 90°) |
| fellip | Fraction of clouds in bound elliptical orbits | Uniform (0, 1) |
| κ | Anisotropy of the cloud emission | Uniform (−0.5, 0.5) |
| γ | Clustering of the clouds at the edge of the disk | Uniform (1, 5) |
| ξ | Mid-plane transparency | Uniform (0, 1) |
| θe | Angular location of the radially moving clouds in (vr, vϕ) space | Uniform (0°, 90°) |
| μ | Mean radius of cloud distribution | LogUniform (10−4 pc, 10 pc) |
| β | Unit standard deviation of BLR radial profile | Uniform (0, 2) |
| F | Ratio of the minimum cloud radius and the mean radius | Uniform (0, 1) |
| ϵ | Central wavelength offset, ϵ = λc/λair − 1 | Normal (0, 10−4) |
| fpeak | Peak flux of the normalized line profile | Normal (1, 10−2) |
| fflow | Flag for specifying inflowing or outflowing orbits | Fixed (< 0.5) |
| MBH | Black hole mass | Fixed (107.4 M⊙) |
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