Observational evidence for dissociative shocks in the inner 100 AU of low-mass protostars using Herschel-HIFI

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Table 3

CO 16–15 and limits on CO 10–9 integrated intensities in the offset components.

	CO 10–9	CO 16–15

	^∫T_MB dν	^∫T_MB dν	ν_LSR	Δν
Source	(K km s^-1)	(K km s^-1)	(km s^-1)	(km s^-1)

IRAS 2A	<0.9	...
IRAS 4A	<1.2	...
IRAS 4B	<6.6	...
SMM1(H₂O)^a	<4.9	...
SMM1(CO)^b	<5.5	6.2	5.5	3.4
SMM3	<2.3	...

Notes. Upper limits are 1σ and are obtained by fixing the position and width of the offset component from the H₂O data.

^(a)

ν_LSR and FWHM from the H₂O profiles.

^(b)

ν_LSR and FWHM from the CO 16–15 profile.

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