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.2.

Arp 220 emission line list in the W and E nuclei, and NE cluster (band2 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)
He I	1.869044	273.0 $_{- 3.3}^{+ 6.8}$ $_{-3.3}^{+6.8}$	62.3 $_{- 2.8}^{+ 4.7}$ $_{-2.8}^{+4.7}$	193.0 $_{- 3.9}^{+ 5.0}$ $_{-3.9}^{+5.0}$
He I	1.870234	112.0 $_{- 3.5}^{+ 5.8}$ $_{-3.5}^{+5.8}$	35.1 $_{- 2.9}^{+ 4.6}$ $_{-2.9}^{+4.6}$	36.7 $_{- 3.3}^{+ 6.3}$ $_{-3.3}^{+6.3}$
Paα	1.875627	7260.0 $_{- 2.9}^{+ 5.4}$ $_{-2.9}^{+5.4}$	1510.0 $_{- 2.6}^{+ 2.1}$ $_{-2.6}^{+2.1}$	6390.0 $_{- 4.0}^{+ 5.8}$ $_{-4.0}^{+5.8}$
H₂	1.892094	253.0 $_{- 5.0}^{+ 5.1}$ $_{-5.0}^{+5.1}$	77.7 $_{- 11.9}^{+ 32.3}$ $_{-11.9}^{+32.3}$	85.6 $_{- 1.0}^{+ 0.8}$ $_{-1.0}^{+0.8}$
Brδ	1.945095	455.0 $_{- 5.7}^{+ 4.5}$ $_{-5.7}^{+4.5}$	77.2 $_{- 2.8}^{+ 4.5}$ $_{-2.8}^{+4.5}$	334.0 $_{- 3.2}^{+ 6.6}$ $_{-3.2}^{+6.6}$
He I	1.954840	27.2 $_{- 1.8}^{+ 3.1}$ $_{-1.8}^{+3.1}$	46.6 $_{- 3.1}^{+ 2.7}$ $_{-3.1}^{+2.7}$	30.5 $_{- 2.7}^{+ 2.1}$ $_{-2.7}^{+2.1}$
H₂	1.957722	659.0 $_{- 5.4}^{+ 6.9}$ $_{-5.4}^{+6.9}$	243.0 $_{- 45.6}^{+ 86.2}$ $_{-45.6}^{+86.2}$	278.0 $_{- 3.3}^{+ 8.8}$ $_{-3.3}^{+8.8}$
H₂	2.033927	268.0 $_{- 3.4}^{+ 3.4}$ $_{-3.4}^{+3.4}$	149.0 $_{- 3.4}^{+ 5.1}$ $_{-3.4}^{+5.1}$	116.0 $_{- 3.1}^{+ 3.8}$ $_{-3.1}^{+3.8}$
He I	2.058600	247.0 $_{- 1.3}^{+ 1.4}$ $_{-1.3}^{+1.4}$	62.6 $_{- 0.6}^{+ 1.3}$ $_{-0.6}^{+1.3}$	215.0 $_{- 1.1}^{+ 2.2}$ $_{-1.1}^{+2.2}$
H₂	2.065756	81.7 $_{- 0.7}^{+ 0.5}$ $_{-0.7}^{+0.5}$	28.9 $_{- 2.0}^{+ 4.7}$ $_{-2.0}^{+4.7}$	33.3 $_{- 4.2}^{+ 4.2}$ $_{-4.2}^{+4.2}$
H₂	2.073655	126.0 $_{- 4.6}^{+ 3.0}$ $_{-4.6}^{+3.0}$	69.6 $_{- 3.4}^{+ 4.0}$ $_{-3.4}^{+4.0}$	59.1 $_{- 4.3}^{+ 3.1}$ $_{-4.3}^{+3.1}$
H₂	2.122011	901.0 $_{- 5.1}^{+ 7.9}$ $_{-5.1}^{+7.9}$	427.0 $_{- 3.6}^{+ 6.0}$ $_{-3.6}^{+6.0}$	345.0 $_{- 5.4}^{+ 6.6}$ $_{-5.4}^{+6.6}$
Brγ	2.166129	762.0 $_{- 4.1}^{+ 5.5}$ $_{-4.1}^{+5.5}$	156.0 $_{- 4.9}^{+ 9.2}$ $_{-4.9}^{+9.2}$	686.0 $_{- 2.8}^{+ 5.9}$ $_{-2.8}^{+5.9}$
H₂	2.223475	263.0 $_{- 5.5}^{+ 3.4}$ $_{-5.5}^{+3.4}$	123.0 $_{- 4.1}^{+ 4.2}$ $_{-4.1}^{+4.2}$	100.0 $_{- 2.8}^{+ 5.5}$ $_{-2.8}^{+5.5}$
H₂	2.247903	147.0 $_{- 3.3}^{+ 2.4}$ $_{-3.3}^{+2.4}$	76.2 $_{- 3.5}^{+ 3.0}$ $_{-3.5}^{+3.0}$	69.6 $_{- 0.9}^{+ 1.0}$ $_{-0.9}^{+1.0}$
H₂	2.406793	1010.0 $_{- 5.6}^{+ 9.7}$ $_{-5.6}^{+9.7}$	–	–
H₂	2.413640	402.0 $_{- 3.9}^{+ 8.0}$ $_{-3.9}^{+8.0}$	–	–
H₂	2.423932	940.0 $_{- 4.7}^{+ 9.2}$ $_{-4.7}^{+9.2}$	–	–
H₂	2.454956	633 $_{- 3.0}^{+ 5.4}$ $_{-3.0}^{+5.4}$	375 $_{- 4.4}^{+ 5.0}$ $_{-4.4}^{+5.0}$	223 $_{- 3.8}^{+ 5.3}$ $_{-3.8}^{+5.3}$
H₂	2.475765	173.0 $_{- 1.8}^{+ 3.1}$ $_{-1.8}^{+3.1}$	124.0 $_{- 4.0}^{+ 3.0}$ $_{-4.0}^{+3.0}$	62.4 $_{- 0.8}^{+ 1.0}$ $_{-0.8}^{+1.0}$
H₂	2.500174	332.0 $_{- 2.1}^{+ 4.0}$ $_{-2.1}^{+4.0}$	207.0 $_{- 3.1}^{+ 4.4}$ $_{-3.1}^{+4.4}$	106.0 $_{- 2.6}^{+ 4.9}$ $_{-2.6}^{+4.9}$
H₂	2.501650	50.9 $_{- 2.4}^{+ 3.0}$ $_{-2.4}^{+3.0}$	19.4 $_{- 2.7}^{+ 5.0}$ $_{-2.7}^{+5.0}$	39.0 $_{- 3.1}^{+ 2.9}$ $_{-3.1}^{+2.9}$
H₂	2.528247	87.8 $_{- 1.2}^{+ 0.6}$ $_{-1.2}^{+0.6}$	58.6 $_{- 1.7}^{+ 3.9}$ $_{-1.7}^{+3.9}$	34.6 $_{- 1.7}^{+ 3.9}$ $_{-1.7}^{+3.9}$
H₂	2.551198	103.0 $_{- 1.6}^{+ 5.0}$ $_{-1.6}^{+5.0}$	72.7 $_{- 1.7}^{+ 4.1}$ $_{-1.7}^{+4.1}$	33.8 $_{- 2.9}^{+ 4.1}$ $_{-2.9}^{+4.1}$
H₂	2.558725	96.0 $_{- 2.7}^{+ 4.6}$ $_{-2.7}^{+4.6}$	61.4 $_{- 3.7}^{+ 5.3}$ $_{-3.7}^{+5.3}$	54.8 $_{- 1.7}^{+ 2.2}$ $_{-1.7}^{+2.2}$
H₂	2.560064	193.0 $_{- 2.6}^{+ 3.3}$ $_{-2.6}^{+3.3}$	121.0 $_{- 2.6}^{+ 5.4}$ $_{-2.6}^{+5.4}$	48.9 $_{- 2.1}^{+ 3.0}$ $_{-2.1}^{+3.0}$
H₂	2.570043	124.0 $_{- 2.7}^{+ 4.5}$ $_{-2.7}^{+4.5}$	89.6 $_{- 2.7}^{+ 3.3}$ $_{-2.7}^{+3.3}$	44.8 $_{- 2.5}^{+ 2.8}$ $_{-2.5}^{+2.8}$
H₂	2.585185	31.3 $_{- 1.6}^{+ 2.5}$ $_{-1.6}^{+2.5}$	20.1 $_{- 3.6}^{+ 4.1}$ $_{-3.6}^{+4.1}$	1.76 $_{- 0.7}^{+ 3.6}$ $_{-0.7}^{+3.6}$
H₂	2.604197	66.5 $_{- 2.4}^{+ 3.7}$ $_{-2.4}^{+3.7}$	46.1 $_{- 3.0}^{+ 4.8}$ $_{-3.0}^{+4.8}$	25.5 $_{- 3.1}^{+ 4.1}$ $_{-3.1}^{+4.1}$
Pf 14	2.612655	121.0 $_{- 0.1}^{+ 0.3}$ $_{-0.1}^{+0.3}$	70.9 $_{- 2.3}^{+ 4.7}$ $_{-2.3}^{+4.7}$	84.6 $_{- 2.2}^{+ 6.0}$ $_{-2.2}^{+6.0}$
Brβ	2.625878	1840.0 $_{- 3.9}^{+ 6.2}$ $_{-3.9}^{+6.2}$	749.0 $_{- 4.4}^{+ 6.5}$ $_{-4.4}^{+6.5}$	1610.0 $_{- 4.8}^{+ 5.9}$ $_{-4.8}^{+5.9}$
H₂	2.635329	103.0 $_{- 3.0}^{+ 2.9}$ $_{-3.0}^{+2.9}$	89.8 $_{- 3.2}^{+ 4.0}$ $_{-3.2}^{+4.0}$	45.8 $_{- 3.8}^{+ 3.5}$ $_{-3.8}^{+3.5}$
H₂	2.654084	80.5 $_{- 4.3}^{+ 3.1}$ $_{-4.3}^{+3.1}$	65.1 $_{- 2.6}^{+ 3.7}$ $_{-2.6}^{+3.7}$	24.2 $_{- 1.6}^{+ 5.8}$ $_{-1.6}^{+5.8}$
Pf 13	2.675139	58.9 $_{- 6.0}^{+ 5.1}$ $_{-6.0}^{+5.1}$	17.1 $_{- 3.5}^{+ 4.0}$ $_{-3.5}^{+4.0}$	51.4 $_{- 2.5}^{+ 6.4}$ $_{-2.5}^{+6.4}$
H₂	2.710478	48.9 $_{- 3.0}^{+ 0.4}$ $_{-3.0}^{+0.4}$	19.7 $_{- 1.4}^{+ 5.4}$ $_{-1.4}^{+5.4}$	12.7 $_{- 2.7}^{+ 3.6}$ $_{-2.7}^{+3.6}$
H₂	2.718847	1.19 $_{- 0.004}^{+ 0.006}$ $_{-0.004}^{+0.006}$	2.29 $_{- 0.74}^{+ 5.5}$ $_{-0.74}^{+5.5}$	4.55 $_{- 2.2}^{+ 1.6}$ $_{-2.2}^{+1.6}$
H₂	2.720371	103.0 $_{- 0.94}^{+ 2.4}$ $_{-0.94}^{+2.4}$	81.3 $_{- 2.2}^{+ 4.9}$ $_{-2.2}^{+4.9}$	26.4 $_{- 1.9}^{+ 3.7}$ $_{-1.9}^{+3.7}$
H₂	2.726984	87.1 $_{- 2.6}^{+ 1.0}$ $_{-2.6}^{+1.0}$	59.6 $_{- 1.5}^{+ 3.4}$ $_{-1.5}^{+3.4}$	33.2 $_{- 1.5}^{+ 3.0}$ $_{-1.5}^{+3.0}$
H₂	2.731438	17.3 $_{- 2.6}^{+ 5.4}$ $_{-2.6}^{+5.4}$	10.0 $_{- 2.1}^{+ 2.9}$ $_{-2.1}^{+2.9}$	14.8 $_{- 1.6}^{+ 3.6}$ $_{-1.6}^{+3.6}$
H₂	2.748299	32.0 $_{- 3.4}^{+ 4.0}$ $_{-3.4}^{+4.0}$	20.3 $_{- 2.8}^{+ 3.4}$ $_{-2.8}^{+3.4}$	11.2 $_{- 3.9}^{+ 2.5}$ $_{-3.9}^{+2.5}$
Pf 12	2.758276	110.0 $_{- 1.9}^{+ 6.3}$ $_{-1.9}^{+6.3}$	48.0 $_{- 2.7}^{+ 4.6}$ $_{-2.7}^{+4.6}$	109.0 $_{- 3.0}^{+ 4.3}$ $_{-3.0}^{+4.3}$
H₂	2.786396	12.5 $_{- 2.0}^{+ 4.4}$ $_{-2.0}^{+4.4}$	13.6 $_{- 2.8}^{+ 4.0}$ $_{-2.8}^{+4.0}$	6.99 $_{- 2.4}^{+ 3.7}$ $_{-2.4}^{+3.7}$
H₂	2.802750	601.0 $_{- 3.8}^{+ 3.6}$ $_{-3.8}^{+3.6}$	313.0 $_{- 1.3}^{+ 4.3}$ $_{-1.3}^{+4.3}$	244.0 $_{- 1.7}^{+ 3.2}$ $_{-1.7}^{+3.2}$
H₂	2.804052	1.25 $_{- 0.004}^{+ 0.007}$ $_{-0.004}^{+0.007}$	1.41 $_{- 0.02}^{+ 0.03}$ $_{-0.02}^{+0.03}$	1.08 $_{- 0.01}^{+ 0.01}$ $_{-0.01}^{+0.01}$
Pf 11	2.873004	58.7 $_{- 2.4}^{+ 5.7}$ $_{-2.4}^{+5.7}$	8.35 $_{- 1.8}^{+ 3.2}$ $_{-1.8}^{+3.2}$	74.4 $_{- 2.6}^{+ 3.5}$ $_{-2.6}^{+3.5}$
H₂	2.974311	54.0 $_{- 2.5}^{+ 2.5}$ $_{-2.5}^{+2.5}$	22.7 $_{- 2.4}^{+ 2.7}$ $_{-2.4}^{+2.7}$	27.2 $_{- 2.2}^{+ 2.9}$ $_{-2.2}^{+2.9}$
H₂	3.004118	132.0 $_{- 2.8}^{+ 3.7}$ $_{-2.8}^{+3.7}$	48.5 $_{- 2.1}^{+ 2.7}$ $_{-2.1}^{+2.7}$	53.5 $_{- 1.9}^{+ 3.5}$ $_{-1.9}^{+3.5}$
Pfϵ	3.039211	128.0 $_{- 2.9}^{+ 7.3}$ $_{-2.9}^{+7.3}$	21.3 $_{- 4.1}^{+ 3.5}$ $_{-4.1}^{+3.5}$	110.0 $_{- 3.3}^{+ 6.6}$ $_{-3.3}^{+6.6}$

Notes: This list comprises all emission lines detected in band2; see Tables C.1 and C.3 for those in band1 and band3, respectively. The reported fluxes are obtained from single Gaussian fits, without dust- and aperture-corrections.

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