S-bearing molecules in massive dense cores | Astronomy & Astrophysics (A&A)

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Volume 504 / No 3 (September IV 2009)

A&A, 504 3 (2009) 853-867

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Table 7:

Observed line emissions parameters for IRAS18264-1152.
Species	Transition	$\Delta\varv$	$T_{\rm mb}$	$\sigma$	$\int$ $T_{\rm mb}$ $\delta$ v	$\Delta\varv_{3\sigma}$	$\Delta\varv_{1/2}$	Comment
		km s^-1	K	mK	K.km s^-1	km s^-1	km s^-1
CS	3-2)	4.19(0.01)	7.2	54	31.49(0.07)	10.28	4.01
	5-4	2.97(0.03)	2.26	45	6.81(0.05)	7.32	2.81
	7-6	3.2(0.8)?	0.6?	500	1.9(0.5)?	?	?	^b
C³⁴S	3-2	3.67(0.04)	1.64	42	6.02(0.05)	8.32	3.41
	7-6	5.1(0.5)	0.34	111	1.1(0.1)	3.7	4.7	tentative det.
SO	3₄-2₃	3.27(0.02)	3.11	44	10.38(0.05)	7.32	3.21
	5₆-4₅	2.98(0.02)	2.33	53	7.08(0.05)	6.42	2.81
	6₅-5₄	6.2(0.1)	1.72	45	11.8(0.2)	11.36	7.62	^a
	8₈-7₇	4.1(0.4)	0.44	116	1.3(0.1)	2.2	4.8	weak det.
³⁴SO	3₄-2₃	3.02(0.2)	0.19	39	0.60(0.04)	4.01	4.01	^d
	8₈-7₇			132	<0.006			no det.
SO₂	5_1,5-4_0,4	3.30(0.3)	0.24	33	0.91(0.05)	5.91	5.59
	10_0,10-9_1,9	2.9(0.2)	0.19	34	0.50(0.03)	3.03	3.03	weak line
	11_1,11-10_0,10	4.1(0.1)	0.40	41	1.56(0.04)	7.02	3.31
	14_0,14-13_1,13	3.9(0.3)	0.34	59	0.99(0.07)	3.95	3.95
	18_0,18-17_1,17			79	<0.004			no det.
	28_4,24-28_3,25			63	<0.01			no det.
³⁴SO₂	5_1,5-4_0,4			64	<0.01			no det.
OCS	8-7	3.73(0.1)	0.18	5	0.71(0.01)	9.19	3.51
	13-12	3.3(0.1)	0.41	46	1.35(0.05)	4.13	3.58
	19-18	2.7(0.1)	0.20	34	0.49(0.03)	3.21	3.21	bad data
OC³⁴S	8-7			4	<0.001			no det.
H₂S	1_1,0-1_0,1	3.63(0.04)	1.94	59	7.32(0.06)	7.22	3.61
	2_2,0-2_1,1	2.5(0.3)	0.14	28	0.33(0.03)	5.51	2.81	^c
H₂³⁴S	1_1,0-1_0,1	2.7(0.1)	0.35	60	0.68(0.06)	3.72	3.72

^a Self-absorption at $\varv_{\rm source}$ ; ^b line blend with H₂CO line from image band; ^c unidentified line @ 34.87 km s^-1 (216.716 GHz); ^d + other line @ 29.1 km s^-1 (135.78223 GHz), $T_{\rm mb}=0.14$ K, $\delta\varv=1.1$ km s^-1, $\int$ $T_{\rm mb} \delta\varv=0.17$ K $\cdot$ km s^-1.

Source LaTeX | All tables | In the text

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