A spectroscopic map of the Galactic centre - Integrated light and dynamical modelling

Home

All issues

Volume 711 (July 2026)

A&A, 711 (2026) A98

Full HTML

Open Access

Table 1

Best-fit model parameters.

Parameter	Best fit	1σ	3σ	Δχ²=5.9	Δχ²=18.2
M_• [10⁶ M_⊙]	4.3	$_{- 2.9}^{+ 4.1}$ $Mathematical equation: $_{ - 2.9}^{ + 4.1}$$	$_{- 3.0}^{+ 5.5}$ $Mathematical equation: $_{ - 3.0}^{ + 5.5}$$	$_{- 2.2}^{+ 0.0}$ $Mathematical equation: $_{ - 2.2}^{ + 0.0}$$	$_{- 2.4}^{+ 0.0}$ $Mathematical equation: $_{ - 2.4}^{ + 0.0}$$
ϒ [M_⊙/L_⊙]	1.0	$_{- 0.4}^{+ 0.9}$ $Mathematical equation: $_{ - 0.4}^{ + 0.9}$$	$_{- 0.55}^{+ 1.0}$ $Mathematical equation: $_{ - 0.55}^{ + 1.0}$$	$_{- 0.1}^{+ 0.3}$ $Mathematical equation: $_{ - 0.1}^{ + 0.3}$$	$_{- 0.3}^{+ 0.6}$ $Mathematical equation: $_{ - 0.3}^{ + 0.6}$$
q_min	0.2999	$_{- 0.1899}^{+ 0.0}$ $Mathematical equation: $_{ - 0.1899}^{ + 0.0}$$	$_{- 0.1899}^{+ 0.0}$ $Mathematical equation: $_{ - 0.1899}^{ + 0.0}$$	$_{- 0.0099}^{+ 0.0}$ $Mathematical equation: $_{ - 0.0099}^{ + 0.0}$$	$_{- 0.0799}^{+ 0.0}$ $Mathematical equation: $_{ - 0.0799}^{ + 0.0}$$
p_min	0.92	$_{- 0.18}^{+ 0.08}$ $Mathematical equation: $_{ - 0.18}^{ + 0.08}$$	$_{- 0.23}^{+ 0.08}$ $Mathematical equation: $_{ - 0.23}^{ + 0.08}$$	$_{- 0.10}^{+ 0.02}$ $Mathematical equation: $_{ - 0.10}^{ + 0.02}$$	$_{- 0.10}^{+ 0.08}$ $Mathematical equation: $_{ - 0.10}^{ + 0.08}$$
u_min	1.0	$_{- 0.04}^{+ 0.0}$ $Mathematical equation: $_{ - 0.04}^{ + 0.0}$$	$_{- 0.085}^{+ 0.0}$ $Mathematical equation: $_{ - 0.085}^{ + 0.0}$$	$_{- 0.01}^{+ 0.0}$ $Mathematical equation: $_{ - 0.01}^{ + 0.0}$$	$_{- 0.03}^{+ 0.0}$ $Mathematical equation: $_{ - 0.03}^{ + 0.0}$$

log₁₀ f	−5	$_{- 2}^{+ 10}$ $Mathematical equation: $_{ - 2}^{ + 10}$$	$_{- 2}^{+ 10}$ $Mathematical equation: $_{ - 2}^{ + 10}$$	$_{- 2}^{+ 6}$ $Mathematical equation: $_{ - 2}^{ + 6}$$	$_{- 2}^{+ 10}$ $Mathematical equation: $_{ - 2}^{ + 10}$$

Notes. M_•, ϒ, q_min, p_min, and u_min uncertainty ranges come from the models without DM. The best-fit values are identical in the models with DM. log₁₀ f denotes log₁₀(M₂₀₀/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.