Surface brightness profile of the Milky Way’s nuclear star cluster

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Volume 566 (June 2014)

A&A, 566 (2014) A47

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This article has 2 errata:
[https://doi.org/10.1051/0004-6361/201527565]
[https://doi.org/10.1051/0004-6361/201423481e]

Table 3

Best-fit model parameters for the MWNSC in the Spitzer/IRAC 4.5 μm image with a variable background light model.

Sérsic

ID	Δx	Δy	Θ	I_e	q	n	R_e
	(pc)	(pc)	(deg)	(mJy arcsec^-2)			(pc)

1 Gauss_fixed,100^a	0.05 ± 0.02	−0.10 ± 0.01	−0.0 ± 0.5	3.6 ± 0.2	0.66 ± 0.01	1.9 ± 0.1	4.8 ± 0.1	2.81 ± 0.07
2 Gauss_fixed,100, sym.^b	0.05 ± 0.02	−0.10 ± 0.01	−0.0 ± 0.4	3.6 ± 0.1	0.62 ± 0.01	1.7 ± 0.1	4.8 ± 0.1	1.74 ± 0.04
3 Gauss_fixed,200^c	0.09 ± 0.03	−0.19 ± 0.04	1.3 ± 1.9	1.4 ± 0.2	0.63 ± 0.02	2.6 ± 0.2	9.0 ± 0.7	1.32 ± 0.08
4 Gauss_fixed,200, sym.^d	0.04 ± 0.02	−0.10 ± 0.01	0.7 ± 0.6	1.1 ± 0.2	0.65 ± 0.02	3.5 ± 0.4	10.4 ± 0.8	2.84 ± 0.09
5 Sérsic_fixed,100^e	0.07 ± 0.03	−0.17 ± 0.04	−0.9 ± 3.2	4.0 ± 0.1	0.72 ± 0.02	1.7 ± 0.1	3.4 ± 0.1	1.32 ± 0.08
6 Sérsic_fixed,100, sym.^f	0.05 ± 0.02	−0.10 ± 0.01	−0.3 ± 1.0	5.2 ± 0.1	0.75 ± 0.02	1.6 ± 0.1	3.2 ± 0.1	2.84 ± 0.08
7 Sérsic_fixed,200^g	0.06 ± 0.03	−0.17 ± 0.03	−0.8 ± 3.3	3.7 ± 0.1	0.72 ± 0.02	1.8 ± 0.1	3.6 ± 0.1	1.32 ± 0.08
8 Sérsic_fixed,200, sym.^h	0.05 ± 0.02	−0.10 ± 0.01	0.1 ± 1.0	4.4 ± 0.1	0.77 ± 0.03	2.0 ± 0.1	3.6 ± 0.1	2.84 ± 0.09
9 Sérsic_varⁱ	n.a.	n.a.	n.a.	3.4 ± 0.8	0.71 ± 0.01	2.0 ± 0.1	3.6 ± 0.3	1.76 ± 0.01
10 Sérsic_var, sym.^j	n.a.	n.a.	n.a.	2.7 ± 0.3	0.68 ± 0.01	2.4 ± 0.3	4.9 ± 0.4	1.87 ± 0.04
11 Sérsic_var, diff., sym.^j	n.a.	n.a.	n.a.	1.5 ± 0.1	0.66 ± 0.01	2.8 ± 0.2	6.0 ± 0.2	0.78 ± 0.01

King

	Δx	Δy	Θ	I₀	q	r_c	c^k
	(pc)	(pc)	(deg)	(mJy arcsec^-2)		(pc)	(pc)

1 Gauss_fixed,100^a	0.04 ± 0.02	−0.10 ± 0.01	−0.1 ± 0.5	28.7 ± 1.1	0.65 ± 0.01	2.2 ± 0.1	21 ± 5	2.80 ± 0.07
2 Gauss_fixed,100, sym.^b	0.04 ± 0.02	−0.11 ± 0.01	−0.1 ± 0.4	25.0 ± 0.7	0.62 ± 0.01	2.4 ± 0.1	15 ± 2	1.73 ± 0.04
3 Gauss_fixed,200^c	0.04 ± 0.02	−0.10 ± 0.01	0.9 ± 0.6	24.4 ± 1.2	0.64 ± 0.02	2.3 ± 0.2	[42,1427]	2.84 ± 0.08
4 Gauss_fixed,200, sym.^d	0.04 ± 0.02	−0.10 ± 0.01	0.7 ± 0.4	20.9 ± 1.1	0.61 ± 0.01	2.5 ± 0.2	>1000	1.31 ± 0.07
5 Sérsic_fixed,100^e	0.07 ± 0.04	−0.17 ± 0.04	−0.3 ± 3.5	29.4 ± 2.6	0.72 ± 0.02	1.7 ± 0.1	16 ± 3	1.32 ± 0.08
6 Sérsic_fixed,100, sym.^f	0.05 ± 0.02	−0.10 ± 0.04	−0.3 ± 1.1	33.6 ± 1.1	0.76 ± 0.02	1.7 ± 0.1	14 ± 1	2.85 ± 0.08
7 Sérsic_fixed,200^g	0.07 ± 0.04	−0.17 ± 0.04	−0.3 ± 3.5	28.6 ± 2.2	0.72 ± 0.02	1.7 ± 0.1	18 ± 3	1.32 ± 0.08
8 Sérsic_fixed,200, sym.^h	0.05 ± 0.02	−0.10 ± 0.02	−0.1 ± 1.1	33.8 ± 1.2	0.77 ± 0.03	1.6 ± 0.1	19 ± 1	2.84 ± 0.09
9 Sérsic_varⁱ	n.a.	n.a.	n.a.	27.2 ± 1.2	0.68 ± 0.02	1.7 ± 0.1	35 ± 3	1.76 ± 0.01
10 Sérsic_var, sym.^j	n.a.	n.a.	n.a.	26.3 ± 1.0	0.67 ± 0.01	2.0 ± 0.1	25 ± 2	1.87 ± 0.04
11 Sérsic_var, diff., sym.^j	n.a.	n.a.	n.a.	17.6 ± 1.4	0.66 ± 0.01	2.0 ± 0.2	20 ± 2	0.79 ± 0.01

Moffat

	Δx	Δy	Θ	I₀	q	β
	(pc)	(pc)	(deg)	(mJy arcsec^-2)

1 Gauss_fixed,100^a	0.03 ± 0.01	−0.10 ± 0.01	11.4 ± 3.4	886 ± 189	0.70 ± 0.03	0.90 ± 0.04		3.12 ± 0.07
2 Gauss_fixed,100, sym.^b	0.03 ± 0.01	−0.10 ± 0.01	8.8 ± 2.1	906 ± 176	0.66 ± 0.02	0.91 ± 0.04		2.04 ± 0.04
3 Gauss_fixed,200^c	−0.04 ± 0.01	−0.10 ± 0.01	4.7 ± 1.7	599 ± 87	0.65 ± 0.02	0.79 ± 0.02		2.98 ± 0.07
4 Gauss_fixed,200, sym.^d	−0.04 ± 0.01	−0.10 ± 0.01	4.4 ± 1.6	562 ± 85	0.61 ± 0.02	0.79 ± 0.02		1.90 ± 0.07
5 Sérsic_fixed,100^e	−0.03 ± 0.02	−0.05 ± 0.02	3.7 ± 8.7	790 ± 119	0.77 ± 0.03	0.99 ± 0.04		1.39 ± 0.08
6 Sérsic_fixed,100, sym.^f	0.03 ± 0.01	−0.11 ± 0.01	17.2 ± 4.8	855 ± 101	0.85 ± 0.05	0.99 ± 0.03		3.05 ± 0.12
7 Sérsic_fixed,200^g	−0.03 ± 0.02	−0.05 ± 0.02	4.1 ± 8.5	759 ± 119	0.77 ± 0.03	0.97 ± 0.04		1.39 ± 0.08
8 Sérsic_fixed,200, sym.^h	0.03 ± 0.01	−0.11 ± 0.01	15.9 ± 5.1	771 ± 91	0.84 ± 0.05	0.95 ± 0.03		3.02 ± 0.12
9 Sérsic_varⁱ	n.a.	n.a.	n.a.	287 ± 78	0.53 ± 0.01	0.68 ± 0.06		1.74 ± 0.02
10 Sérsic_var, sym.^j	n.a.	n.a.	n.a.	395 ± 154	0.54 ± 0.03	0.69 ± 0.10		1.88 ± 0.05
11 Sérsic, diff., sym.^j	n.a.	n.a.	n.a.	365 ± 49	0.63 ± 0.03	0.79 ± 0.02		0.81 ± 0.01

Notes.

^(a)

Background light contribution fixed and described by Gaussian as given by ID 6 in Table 2.

^(b)

Background light contribution fixed and described by Gaussian as given by ID 8 in Table 2.

^(c)

Background light contribution fixed and described by Gaussian as given by ID 7 in Table 2.

^(d)

Background light contribution fixed and described by Gaussian as given by ID 9 in Table 2.

^(e)

Background light contribution fixed and described by Sérsic model as given by ID 1 in Table 2.

^(f)

Background light contribution fixed and described by Sérsic model as given by ID 3 in Table 2.

^(g)

Background light contribution fixed and described by Sérsic model as given by ID 2 in Table 2.

^(h)

Background light contribution fixed and described by Sérsic model as given by ID 4 in Table 2.

⁽ⁱ⁾

Background light contribution described by a Sérsic model with freely variable parameters during the fit. The best-fit parameters are listed under ID 5 in Table 2.

^(j)

Background light contribution described by a Sérsic model with freely variable parameters during the fit.

^(k)

Brackets indicate a range of best-fit parameters for those cases where the solutions differed strongly between different image sizes.

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