Water in star-forming regions with Herschel (WISH) - V. The physical conditions in low-mass protostellar outflows revealed by multi-transition water observations

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Volume 572 (December 2014)

A&A, 572 (2014) A21

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This article has an erratum: [https://doi.org/10.1051/0004-6361/201424267e]

Table 5

Average H₂O line ratios.

Transitions	D ^a		Observed ratio^b		Thin LTE^c	Thick LTE^c	θ₁/θ₂^d
	C^e	S^f	C^e	S^f

1₁₀−1₀₁/2₁₂−1₀₁	5	4	0.43±0.06	0.58±0.17	0.40	1.10	3.00
3₁₂−3₀₃/3₁₂−2₂₁	8	5	0.61±0.04	0.62±0.19	6.91	1.00	1.05
1₁₁−0₀₀/2₀₂−1₁₁	19	13	1.02±0.05	1.02±0.07	0.04	0.99	0.89
1₁₀−1₀₁/2₀₂−1₁₁	20	12	0.79±0.07	0.73±0.11	0.26	3.11	1.77
2₁₂−1₀₁/2₀₂−1₁₁	5	4	1.50±0.12	1.15±0.28	0.65	2.84	0.59
2₁₁−2₀₂/2₀₂−1₁₁	15	11	0.57±0.04	0.58±0.05	0.04	1.02	1.31
3₁₂−2₂₁/2₀₂−1₁₁	10	7	1.04±0.09	0.99±0.17	0.06	2.96	0.86
3₁₂−3₀₃/2₀₂−1₁₁	10	8	0.52±0.04	0.50±0.05	0.39	2.97	0.90

Notes.

^(a)

Number of components with detections.

^(b)

Mean and standard error on the mean. Not corrected for beam size.

^(c)

Calculated for T_ex = 300 K and an ortho-to-para ratio of 3.

^(d)

Beam size ratio.

^(e)

Cavity shock component.

^(f)

Spot shock component.

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