2025ApJ...995..200B


Query : 2025ApJ...995..200B

2025ApJ...995..200B - Astrophys. J., 995, 200 (2025/December-3)

A Sharper View of the X-Ray Spectrum of MCG-6-30-15 with XRISM, XMM-Newton, and NuSTAR.

BRENNEMAN L.W., WILKINS D.R., OGORZALEK A., ROGANTINI D., FABIAN A.C., GARCIA J.A., JURANOVA A., MIZUMOTO M., NODA H., BEHAR E., BOISSAY-MALAQUIN R., GUAINAZZI M., OKAJIMA T., HOFFMAN E., KESHET N., KAASTRA J., KARA E. and YAMAUCHI M.

Abstract (from CDS):

We present a time-averaged spectral analysis of the 2024 XRISM observation of the narrow-line Seyfert-1 galaxy MCG-6-30-15, taken contemporaneously with XMM-Newton and NuSTAR. Our analysis leverages a unique combination of broadband and high-resolution X-ray spectroscopy to definitively isolate and characterize both broad and narrow emission and absorption features in this source. The best-fitting model for the joint spectral analysis is very well described by reflection from the inner accretion disk illuminated by a compact corona, modified by multizone ionized absorption from an outflowing wind along the line of sight. The XRISM/Resolve data confirm that a strong, relativistically broadened Fe Kα emission line is required in order to obtain an adequate model fit. The Resolve data additionally verify the presence of a vout ∼ 2300 km s–1 component of this outflowing wind, find tentative evidence for a vout ∼ 20,000 km s–1 wind component, and indicate that the reflection from distant, neutral material may originate in a nonuniform structure rather than the traditional torus of AGN unification schemes. Though a rapid prograde black hole spin is statistically preferred by the best-fitting model, consistent with previous results, the AGN flux variability over the course of the observation complicates the interpretation of the time-averaged spectra. This insight, clarified by the combination of high signal-to-noise and high spectral resolution in the joint data set, emphasizes the importance of time-resolved, high-resolution spectral analysis in unambiguously measuring the physical properties of variable AGN.

Abstract Copyright: © 2025. The Author(s). Published by the American Astronomical Society.

Journal keyword(s): Active galactic nuclei - High energy astrophysics - Black hole physics - Accretion

Simbad objects: 4

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Number of rows : 4
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 NGC 1365 Sy1 03 33 36.458 -36 08 26.37 10.48 10.08 9.63 8.79 9.7 ~ 1987 2
2 NGC 3783 Sy1 11 39 01.7096819040 -37 44 19.009642992   12.46 13.43 11.33 12.1 ~ 1765 1
3 NGC 4151 Sy1 12 10 32.5759813872 +39 24 21.063527532   12.18 11.48     ~ 3938 2
4 MCG-06-30-015 Sy1 13 35 53.7691256160 -34 17 44.160716796   13.89 13.61 8.9   ~ 1559 0

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