The nature of the Class I population in Ophiuchus as revealed through gas and dust mapping

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Volume 498 / No 1 (April IV 2009)

A&A, 498 1 (2009) 167-194

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Table 6:

The number and properties of the (foreground) layers for the fields of LFAM 26, IRS 44 and WL 19 in the Ophiuchus ridge and IRS 37 and IRS 4, located near Oph-B cores, see Fig. 7.
Field	Position	Nr. comp	$V_{\rm {LSR}}$ (km s^-1)	C¹⁸O $\int T_{\rm {MB}} {\rm d}V$ (K km s^-1)	$\Delta V$ (km s^-1)
LFAM 26	0, 0	3	3.5, 4.4, 5.0	1.8, 0.9, 1.1	0.8, 0.7, 0.8
	-20, +35	4	2.7, 3.5, 4.4, 5.0	0.6, 1.5, 0.8, 1.1	0.9, 0.7, 0.7, 0.7
	+35, -22	3	3.5, 4.4, 5.0	1.3, 0.4, 0.5, 1.2, 0.7, 0.5
IRS 44	0, 0 ^a	3	2.6, 3.5, 4.5	0.5, 2.3, 2.3	1.9, 1.1, 0.8
	+20, +20 (IRS 46)	2	3.5, 4.3	1.9, 1.3	0.6, 0.5
	-50, 20	2	3.3, 4.0	1.1, 2.5	0.4, 1.1
IRS 48	0, 0	3	2.8, 3.5, 4.1	0.6, 1.7, 2.6	0.6, 0.4, 0.5
	-36, +36	3	2.9, 3.5, 4.1	0.8, 2.1, 4.3	0.4, 0.4, 0.5
	+38, 6	3	2.8, 3.5, 4.1	0.4, 1.1, 3.5	0.3, 0.5, 0.5
WL 19	0, 0	2	3.3, 4.6	2.7, 4.7	0.8, 0.8
	-6, 36	2	3.4, 4.6	2.8, 5.6, 1.1, 0.8
	-20, -38	2	3.2, 4.2	1.9, 3.0	0.7, 1.0
	-50, 50	4	2.6, 3.5, 4.3, 5.1	1.4, 3.3, 3.5, 3.2	0.5, 0.6, 0.7, 0.7
IRS 37	0, 0	2	3.0, 4.4	2.3, 5.6	0.7, 1.1
	+23, +7 (WL3)	2	3.2, 4.4	2.7, 5.4	0.8, 1.0
	-36, 21	3	3.0, 3.6, 4.2	2.4, 0.8, 2.8	0.9, 0.2, 0.8

^a An outflow is detected at 0, 0 in HCO⁺ 4-3 which is probably the component seen at 2.6 km s^-1.

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