No evidence of active galactic nucleus features in the nuclei of Arp 220 from JWST/NIRSpec IFS

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Volume 690 (October 2024)

A&A, 690 (2024) A171

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Table C.3.

Arp 220 emission line list in the W and E nuclei, and NE cluster (band3 spectra)

line	λ_vac	f_W	f_E	f_NE
	(μm)	(10⁻¹⁸ erg s⁻¹ cm⁻²)	(10⁻¹⁸ erg s⁻¹ cm⁻²)	(10⁻¹⁸ erg s⁻¹ cm⁻²)
H₂	3.164034	15.2 $_{- 2.4}^{+ 2.1}$ $_{-2.4}^{+2.1}$	8.13 $_{- 1.6}^{+ 2.0}$ $_{-1.6}^{+2.0}$	13.4 $_{- 2.3}^{+ 3.0}$ $_{-2.3}^{+3.0}$
H₂	3.190077	28.2 $_{- 1.8}^{+ 2.4}$ $_{-1.8}^{+2.4}$	13.4 $_{- 1.4}^{+ 1.1}$ $_{-1.4}^{+1.1}$	11.9 $_{- 2.2}^{+ 2.6}$ $_{-2.2}^{+2.6}$
H₂	3.235257	310.0 $_{- 2.2}^{+ 3.3}$ $_{-2.2}^{+3.3}$	117.0 $_{- 1.1}^{+ 2.8}$ $_{-1.1}^{+2.8}$	117.0 $_{- 2.2}^{+ 2.2}$ $_{-2.2}^{+2.2}$
Pfδ	3.297001	409.0 $_{- 0.6}^{+ 0.8}$ $_{-0.6}^{+0.8}$	74.3 $_{- 3.5}^{+ 5.5}$ $_{-3.5}^{+5.5}$	293.0 $_{- 2.3}^{+ 1.7}$ $_{-2.3}^{+1.7}$
H₂	3.626469	152.0 $_{- 2.7}^{+ 3.5}$ $_{-2.7}^{+3.5}$	70.4 $_{- 1.6}^{+ 2.5}$ $_{-1.6}^{+2.5}$	47.6 $_{- 1.4}^{+ 4.1}$ $_{-1.4}^{+4.1}$
H₂	3.663464	23.2 $_{- 2.6}^{+ 2.8}$ $_{-2.6}^{+2.8}$	29.0 $_{- 1.7}^{+ 1.9}$ $_{-1.7}^{+1.9}$	12.2 $_{- 1.0}^{+ 3.2}$ $_{-1.0}^{+3.2}$
Hu 18	3.692642	30.2 $_{- 1.6}^{+ 2.3}$ $_{-1.6}^{+2.3}$	9.63 $_{- 0.8}^{+ 2.1}$ $_{-0.8}^{+2.1}$	23.5 $_{- 1.9}^{+ 2.8}$ $_{-1.9}^{+2.8}$
H₂	3.723999	5.49 $_{- 4.7}^{+ 4.8}$ $_{-4.7}^{+4.8}$	0.898 $_{- 0.006}^{+ 0.021}$ $_{-0.006}^{+0.021}$	3.75 $_{- 2.2}^{+ 4.8}$ $_{-2.2}^{+4.8}$
H₂	3.724736	110.0 $_{- 4.0}^{+ 4.7}$ $_{-4.0}^{+4.7}$	59.3 $_{- 1.2}^{+ 2.6}$ $_{-1.2}^{+2.6}$	30.4 $_{- 4.3}^{+ 3.8}$ $_{-4.3}^{+3.8}$
Pfγ	3.740568	414.0 $_{- 3.3}^{+ 3.8}$ $_{-3.3}^{+3.8}$	111.0 $_{- 3.5}^{+ 4.7}$ $_{-3.5}^{+4.7}$	398.0 $_{- 1.7}^{+ 2.6}$ $_{-1.7}^{+2.6}$
Hu 17	3.749402	12.6 $_{- 2.1}^{+ 3.2}$ $_{-2.1}^{+3.2}$	2.87 $_{- 2.0}^{+ 2.9}$ $_{-2.0}^{+2.9}$	19.5 $_{- 2.4}^{+ 3.1}$ $_{-2.4}^{+3.1}$
H₂	3.807736	215.0 $_{- 2.7}^{+ 2.1}$ $_{-2.7}^{+2.1}$	93.5 $_{- 16.9}^{+ 33.1}$ $_{-16.9}^{+33.1}$	70.6 $_{- 1.6}^{+ 2.2}$ $_{-1.6}^{+2.2}$
Hu 16	3.819460	16.9 $_{- 2.0}^{+ 3.3}$ $_{-2.0}^{+3.3}$	3.96 $_{- 2.1}^{+ 3.2}$ $_{-2.1}^{+3.2}$	25.4 $_{- 2.3}^{+ 2.7}$ $_{-2.3}^{+2.7}$
C I (?)	3.841473	24.2 $_{- 0.9}^{+ 1.7}$ $_{-0.9}^{+1.7}$	26 $_{- 1.6}^{+ 2.4}$ $_{-1.6}^{+2.4}$	13.3 $_{- 1.3}^{+ 1.9}$ $_{-1.3}^{+1.9}$
H₂	3.846434	349.0 $_{- 2.6}^{+ 3.1}$ $_{-2.6}^{+3.1}$	186.0 $_{- 2.4}^{+ 2.9}$ $_{-2.4}^{+2.9}$	99.6 $_{- 1.2}^{+ 3.4}$ $_{-1.2}^{+3.4}$
Hu 15	3.907557	41.7 $_{- 2.5}^{+ 4.3}$ $_{-2.5}^{+4.3}$	23.6 $_{- 1.7}^{+ 3.2}$ $_{-1.7}^{+3.2}$	36.7 $_{- 1.8}^{+ 2.7}$ $_{-1.8}^{+2.7}$
H₂	4.162772	63.1 $_{- 2.5}^{+ 5.4}$ $_{-2.5}^{+5.4}$	47.0 $_{- 2.2}^{+ 3.5}$ $_{-2.2}^{+3.5}$	24.1 $_{- 1.5}^{+ 1.7}$ $_{-1.5}^{+1.7}$
Hu 13	4.170803	26.8 $_{- 3.6}^{+ 3.6}$ $_{-3.6}^{+3.6}$	77.4 $_{- 10.3}^{+ 18.8}$ $_{-10.3}^{+18.8}$	45.0 $_{- 1.9}^{+ 3.4}$ $_{-1.9}^{+3.4}$
H₂	4.181426	941.0 $_{- 2.6}^{+ 5.4}$ $_{-2.6}^{+5.4}$	580.0 $_{- 3.3}^{+ 4.8}$ $_{-3.3}^{+4.8}$	248.0 $_{- 1.7}^{+ 3.0}$ $_{-1.7}^{+3.0}$
Hu 12	4.376464	78.1 $_{- 3.0}^{+ 3.7}$ $_{-3.0}^{+3.7}$	33.0 $_{- 1.6}^{+ 3.4}$ $_{-1.6}^{+3.4}$	59.5 $_{- 1.2}^{+ 3.4}$ $_{-1.2}^{+3.4}$
H₂	4.410159	454.0 $_{- 2.0}^{+ 2.1}$ $_{-2.0}^{+2.1}$	292.0 $_{- 1.3}^{+ 4.9}$ $_{-1.3}^{+4.9}$	117.0 $_{- 1.2}^{+ 2.2}$ $_{-1.2}^{+2.2}$
H₂	4.416979	142.0 $_{- 1.8}^{+ 2.8}$ $_{-1.8}^{+2.8}$	71.2 $_{- 2.3}^{+ 3.7}$ $_{-2.3}^{+3.7}$	41.4 $_{- 1.0}^{+ 1.4}$ $_{-1.0}^{+1.4}$
[Mg IV]	4.4880	$152 . 1_{- 2.2}^{+ 3.4}$ $152.1_{-2.2}^{+3.4}$	$68 . 0_{- 3.7}^{+ 4.1}$ $68.0_{-3.7}^{+4.1}$	$96 . 8_{- 2.9}^{+ 2.6}$ $96.8_{-2.9}^{+2.6}$
H₂	5.053536	972.0 $_{- 4.8}^{+ 7.1}$ $_{-4.8}^{+7.1}$	644.0 $_{- 5.8}^{+ 5.7}$ $_{-5.8}^{+5.7}$	289.0 $_{- 1.9}^{+ 4.5}$ $_{-1.9}^{+4.5}$
Huδ	5.128669	148.0 $_{- 3.6}^{+ 6.7}$ $_{-3.6}^{+6.7}$	120.0 $_{- 3.5}^{+ 5.3}$ $_{-3.5}^{+5.3}$	183.0 $_{- 2.7}^{+ 2.1}$ $_{-2.7}^{+2.1}$

Notes: This list comprises all emission lines detected in band3; see also Tables C.1 and C.2 for those in band1 and band2, respectively. The reported fluxes are obtained from single Gaussian fits, without dust and aperture corrections.

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