The most stringent upper limit set on the mass of a central black hole in 47 Tucanae using dynamical models

Home

All issues

Volume 682 (February 2024)

A&A, 682 (2024) A22

Full HTML

Open Access

Table A.1.

Free parameters of the model.

Parameter	Prior range	Posterior
		Median	68% CI	99.7% CI
log(M_⋆/M_⊙)	[5.0; 7.0]	5.819	[5.815; 5.823]	[5.807; 5.831]
log(J₀/pc km s⁻¹)	[0.3; 1.5]	1.05	[0.98; 1.11]	[0.87; 1.2]
ζ	[0.5; 5.0]	1.43	[1.31; 1.59]	[1.15; 1.96]
Γ	[0.0; 2.0]	0.97	[0.86; 1.08]	[0.69; 1.22]
B	[1.0; 4.0]	2.46	[2.42; 2.51]	[2.32; 2.6]
g_z	[0.05; 1.45]	1.04	[1.01; 1.08]	[0.97; 1.11]
h_z	[0.05; 1.45]	0.13	[0.08; 0.18]	[0.05; 0.29]
log(J_cut/pc km s⁻¹)	[1.5; 3.0]	2.331	[2.325; 2.337]	[2.311; 2.348]
α	[2.0; 10.0]	4.23	[3.75; 5.04]	[3.27; 6.55]
log(M_•/M_⊙)	[1.0; 5.5]	1.74	[1.27; 2.19]	[1.0; 2.76]
m/M_⊙	[2.0; 7.0]	3.93	[3.9; 3.97]	[3.83; 4.04]

Notes. The central column shows the adopted prior ranges in each parameter. The rightmost columns report the median values, the 68%, and 99.7% CIs of the posterior distributions. We note that the 3σ lower limit on the IMBH mass coincides with the lower boundary of the prior (10 M_⊙).

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.