A possible two-fold scenario for the disc-corona of the luminous active galactic nucleus 1H 0419-577: A high-density disc or a warm corona

Home

All issues

Volume 700 (August 2025)

A&A, 700 (2025) A81

Full HTML

Open Access

Table 5.

Best-fit result of the two simultaneous 2018 SED (UV to hard X-rays) of 1H 0419-577 with the RELAGN+REFLKERRD model (see Sect. 3.4.2 for details).

Parameters	May 2018	Nov 2018
a	≥0.996
θ (degrees)	21.6 $_{- 0.6}^{+ 0.2}$ $^{+0.2}_{-0.6}$
A_Fe	0.7 ± 0.2

log ṁ	−0.20 ± 0.01	−0.26 ± 0.01
kT_hot (keV)	46 $_{- 3}^{+ 2}$ $^{+2}_{-3}$	44 ± 2
τ_hot	0.6 ± 0.1	0.7 ± 0.1
Γ_hot	1.78 ± 0.01	1.79 ± 0.01
R_hot (R_g)	6.2 ± 0.1	7.9 $_{- 0.2}^{+ 0.1}$ $^{+0.1}_{-0.2}$
kT_warm (keV)	0.42 $_{- 0.02}^{+ 0.03}$ $^{+0.03}_{-0.02}$	0.43 $_{- 0.02}^{+ 0.05}$ $^{+0.05}_{-0.02}$
Γ_warm	2.50 ± 0.02	2.70 $_{- 0.01}^{+ 0.02}$ $^{+0.02}_{-0.01}$
R_warm (R_g)	8.2 ± 0.1	15.2 ± 0.4
log ξ	0.11 $_{- 0.05}^{+ 0.11}$ $^{+0.11}_{-0.05}$	≤0.10
norm_reflkerrd (×10⁻³)	7.0 $_{- 1.3}^{+ 0.5}$ $^{+0.5}_{-1.3}$	9.2 $_{- 0.4}^{+ 0.3}$ $^{+0.3}_{-0.4}$


$F_{0.001 - 100 keV}^{unabs}$ $F^{\mathrm{unabs}}_{\mathrm{0.001-100\,keV}}$ ^(a)	2.8 × 10⁻¹⁰	2.3 × 10⁻¹⁰
$L_{0.001 - 100 keV}^{unabs}$ $L^{\mathrm{unabs}}_{\mathrm{0.001-100\,keV}}$ ^(a)	8.4 × 10⁴⁵	6.9 × 10⁴⁵
χ²/d.o.f.	1554.0/1445

Notes. ^(a)The source fluxes (expressed in erg cm⁻² s⁻¹) and luminosities (expressed in erg s⁻¹) are corrected from Galactic absorption and reddening.

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.