Double-peaked Ca II traces a relativistic broad-line region disk in NGC 4593

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Table 2.

Best-fit parameter sets for the Ca IIλ8662 profile, for both total and masked profiles, using the disk model of Eracleous et al. (1995).

Profile	ξ₁ [r_g]	ξ₂ [r_g]	i [deg]	ϕ₀ [deg]	σ [km s⁻¹]	e	q
Fit 1 (total)	$369_{- 11}^{+ 14}$ $369^{+14}_{-11}$	$1305_{- 29}^{+ 65}$ $1305^{+65}_{-29}$	$11 . 1_{- 0.2}^{+ 0.2}$ $11.1^{+0.2}_{-0.2}$	$65 . 7_{- 4.5}^{+ 5.8}$ $65.7^{+5.8}_{-4.5}$	$114_{- 18}^{+ 21}$ $114^{+21}_{-18}$	$0 . 17_{- 0.01}^{+ 0.01}$ $0.17^{+0.01}_{-0.01}$	$- 1 . 19_{- 0.08}^{+ 0.12}$ $-1.19^{+0.12}_{-0.08}$
Fit 2 (masked)	$320_{- 10}^{+ 9}$ $320^{+9}_{-10}$	$1103_{- 33}^{+ 29}$ $1103^{+29}_{-33}$	$10 . 8_{- 0.1}^{+ 0.1}$ $10.8^{+0.1}_{-0.1}$	$57 . 1_{- 1.1}^{+ 1.6}$ $57.1^{+1.6}_{-1.1}$	$65_{- 8}^{+ 11}$ $65^{+11}_{-8}$	$0 . 22_{- 0.01}^{+ 0.01}$ $0.22^{+0.01}_{-0.01}$	$- 1 . 27_{- 0.05}^{+ 0.05}$ $-1.27^{+0.05}_{-0.05}$

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