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 2

Mon R2 and M17 SW [O I] 145 μm and [O I] 63 μm integrated and peak intensity.

Positions	Peak intensity			Integrated intensity

	[O I]₁₄₅ (K)	[O I]₆₃ (K)	$\frac{{[O I]}_{145}}{{[O I]}_{63}}$ $\[\frac{\left[\mathrm{O}~{\mathrm{\small{I}}}\right]_{145}}{\left[\mathrm{O}~{\mathrm{\small{I}}}\right]_{63}}\]$	[O I]₁₄₅ (K km s⁻¹)	[O I]₆₃ (K km s⁻¹)	$\frac{{[O I]}_{145}}{{[O I]}_{63}}$ $\[\frac{\left[\mathrm{O}~{\mathrm{\small{I}}}\right]_{145}}{\left[\mathrm{O}~{\mathrm{\small{I}}}\right]_{63}}\]$
MonR2 1	65	12	5.4	394	111	3.5
MonR2 2	85	53	1.6	495	228	2.2

M17SW 0	60	23	2.6	260	119	2.2
M17SW 1	41	6	6.8	197	30	6.6
M17SW 2	42	4	10.5	233	33	7.1
M17SW 3	26	18	1.4	199	77	2.6
M17SW 4	71	71	1.0	421	363	1.2
M17SW 5	11	7	1.6	74	46	1.7
M17SW 6	66	27	2.4	339	129	2.6

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