Core Revelations: The Star Formation and Active Galactic Nucleus Connection at the Heart of NGC 7469

被引:0
|
作者
Feuillet, Lea M. [1 ,2 ]
Kraemer, Steve [1 ,2 ]
Melendez, Marcio B. [3 ]
Fischer, Travis C. [4 ]
Schmitt, Henrique R. [5 ]
Reeves, James N. [1 ,2 ]
Falcao, Anna Trindade [6 ]
机构
[1] Catholic Univ Amer, Inst Astrophys & Computat Sci, Washington, DC 20064 USA
[2] Catholic Univ Amer, Dept Phys, Washington, DC 20064 USA
[3] Space Telescope Sci Inst, 3700 San Martin Dr, Baltimore, MD 21218 USA
[4] Space Telescope Sci Inst, AURA ESA, 3700 San Martin Dr, Baltimore, MD 21218 USA
[5] Naval Res Lab, Remote Sensing Div, 4555 Overlook Ave SW, Washington, DC 20375 USA
[6] Harvard Smithsonian Ctr Astrophys, 60 Garden St, Cambridge, MA 02138 USA
来源
ASTROPHYSICAL JOURNAL | 2025年 / 983卷 / 01期
关键词
NARROW-LINE REGION; X-RAY; MIDINFRARED SPECTROSCOPY; SPECTRAL CLASSIFICATION; NEARBY GALAXIES; FORMATION RATES; GAS-DYNAMICS; EMISSION; AGN; EXCITATION;
D O I
10.3847/1538-4357/adb155
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We investigate the star formation-active galactic nucleus (AGN) connection in the Seyfert 1 NGC 7469 using James Webb Space Telescope mid-infrared spectroscopic integral field unit (IFU) data. We use the IFU data to generate maps of different emission lines present in the spectrum, such as the star formation (SF) tracer [Ne ii] 12.81 mu m and the AGN tracer [Ne v] 14.32 mu m. We can separate the AGN- and SF-dominated regions using spatially resolved mid-infrared diagnostic diagrams, and we further investigate the ionization sources powering each region by constructing photoionization models. We find that the previously detected eastern wind populates an intermediary region of the diagrams, between our star-forming and AGN points. Although it is possible that the star-forming ring may inherently not be uniform, this wind also coincides with a reduction in the [Ne ii] emission in the ring, which suggests that the ionization cone intersects the ring in this direction.
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页数:10
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