The [O I] fine structure line profiles in Mon R2 and M17 SW: The puzzling nature of cold foreground material identified by [12C II] self-absorption

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Volume 690 (October 2024)

A&A, 690 (2024) A294

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Table 8

Mon R2 and M17 SW dust equivalent extinction comparison.

		Background				Foreground

Component	A_V Dust (mag.)	A_V,bgO^{0 (a)} (mag.)	$\frac{A_{v} Dust}{A_{v, b g} O^{0}}$ $\[\frac{A_{\mathrm{v}} \text { Dust }}{A_{\mathrm{v}, \mathrm{bg}} \mathrm{O}^0}\]$	A_V,bg C^{+ (a)} (mag.)	$\frac{A_{v} Dust}{A_{v, b g} C^{+}}$ $\[\frac{A_{\mathrm{v}} \text { Dust }}{A_{\mathrm{v}, \mathrm{bg}} \mathrm{C}^{+}}\]$	A_V,fgO^{0 (b)} (mag.)	$\frac{A_{v} Dust}{A_{v, f g} O^{0}}$ $\[\frac{A_{\mathrm{v}} \text { Dust }}{A_{\mathrm{v}, \mathrm{fg}} \mathrm{O}^0}\]$	A_V,fg C+ ^(b) (mag.)	$\frac{A_{v} Dust}{A_{v, b g} C^{+}}$ $\[\frac{A_{\mathrm{v}} \text {Dust}}{A_{\mathrm{v}, \mathrm{bg}} \mathrm{C}^{+}}\]$
MonR2 1	73	106	0.7	19	3.8	9.7	7.5	3.7	20
MonR2 2	40	28	1.4	21	2.9	8.1	4.9	2.9	14

M17SW 0	253	28	9.0	41	12	3.8	64	9.2	28
M17SW 1	336	105	3.2	36	9.3	6.8	49	7.6	44
M17SW 2	282	82	3.4	25	11.3	7.1	40	7.6	44
M17SW 3	328	28	12	20	16	6.2	53	3.5	94
M17SW 4	167	20	8.4	34	4.9	5.1	33	5.8	29
M17SW 5	54	27	2.0	13	4.2	8.2	6.6	1.7	32
M17SW 6	88	31	2.8	34	2.6	5.3	17	8.0	11

Notes. ^(a)Extracted from Table 6. ^(b)Extracted from Table 7.

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