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

Table 7

Summary of off source H₂O excitation conditions.

Source	Comp.^a	T	N _H₂O ^b	n _H₂	r ^c	Ref.
		(K)	(cm^-2)	(cm^-3)	(AU)

L1448-B2	W	450	3×10¹⁴	1×10⁶	2000	1
	H	1100	(0.4−2)×10¹⁶	(0.5−5)×10⁶	~120	1
L1157-B1	W	250−300	(1.2−2.7)×10¹⁶	(1 −3)×10⁶	1600	2
	H	900−1400	(4.0−9.1)×10¹⁶	(0.8−2)×10⁴	300−800	2
IRAS4A-R2	W	300−500	(1.3−2.7)×10¹³	(3−5)×10⁷	1200–2000	3
	H	1000	(0.7−1.3)×10¹⁶	(1−4)×10⁵	350	3

Notes.

^(a)

Component type: W = warm and H = hot.

^(b)

Column density over the emitting region.

^(c)

Radius of emitting region on the sky, calculated assuming a circular emitting area.

Reference. (1) Santangelo et al. (2013); (2) Busquet et al. (2014); (3) Santangelo et al. (2014).

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