The JWST-NIRCam view of Sagittarius C - III. The extinction curve

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Volume 704 (December 2025)

A&A, 704 (2025) A130

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Table 3

Slopes, extinction ratios (A_λ/A_F162M), and extinction indices (α_λ-F162M) for LW filters.

		F360M	F405N	F470N	F480M
	Bright	0.426 ± 0.023 ± 0.024	0.325 ± 0.017 ± 0.023	0.300 ± 0.015 ± 0.020	0.263 ± 0.008 ± 0.028
Slope	Faint	0.460 ± 0.036 ± 0.019	0.333 ± 0.014 ± 0.046	0.33 ± 0.03 ± 0.06	0.28 ± 0.03 ± 0.08
	Bright	0.299 ± 0.011 ± 0.012	0.245 ± 0.010 ± 0.013	0.231 ± 0.009 ± 0.012	0.208 ± 0.005 ± 0.019
A_λ/A_F162M	Faint	0.313 ± 0.008 ± 0.009	0.250 ± 0.008 ± 0.028	0.248 ± 0.017 ± 0.034	0.220 ± 0.018 ± 0.049
	Average	0.306 ± 0.007 ± 0.008	0.248 ± 0.006 ± 0.016	0.240 ± 0.010 ± 0.016	0.214 ± 0.009 ± 0.027
	Bright	1.52 ± 0.05 ± 0.05	1.55 ± 0.05 ± 0.06	1.39 ± O.O4 ± 0.05	1.455 ± 0.022 ± 0.090
α_λ-F162M	Faint	1.46 ± 0.03 ± O.O4	1.53 ± O.O4 ± 0.13	1.32 ± 0.07 ± 0.11	1.40 ± 0.08 ± 0.21
	Average	1.49 ± 0.03 ± 0.03	1.54 ± 0.03 ± 0.07	1.36 ± O.O4 ± 0.06	1.43 ± O.O4 ± 0.11

Notes. The values are given for the bright and faint RC features, as well as the average for the extinction ratios and indices. All quantities are shown along with their corresponding statistical and systematic uncertainties.

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