The evolution of temperature and density structures of OB cluster-forming molecular clumps

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Volume 658 (February 2022)

A&A, 658 (2022) A128

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Table 7

Best-fit CH₃OH and CH₃CCH abundance results of LIME modeling based on density model from A: RADMC continuum modeling as listed in Table 6; B: manually adjusted RADEX radial density profile as listed in Table 5.

A							B
	CH₃OH			CH₃CCH				CH₃OH			CH₃CCH
Source	X_out	T_jump	f_inc ^(a)	X_out	T_jump	f_inc	f_r ^(b)	X_out	T_jump	f_inc	X_out	T_jump	f_inc	ff_dens ^(c)
	(×10⁻¹⁰)	(K)		(×10⁻¹⁰)	(K)			(×10⁻¹⁰)	(K)		(×10⁻¹⁰)	(K)
G28	10	30	10	10	30	10	3	1.5	80	150	0.018	30	200	0.13
G19	15	80	10	75	−	1	3	1.5	80	100	5	80	30	0.19
G08a	10	80	20	100	80	20	3	0.84	80	35	6	−	1	0.06
G31	2.5	80	10	20	80	10	50	4.0	120	8	12	120	2	0.09
G08b	10	80	5	100	−	1	5	0.6	80	40	5	80	70	0.05
G13	10	80	5	20	80	10	3	0.67	80	4	1.9	80	3	0.28
G10	10	80	5	−	−	−	7.5	0.54	40, 100	4, 75	−	−	−	0.05

Notes. “−” denotes an invalid or unavailable parameter. ^(a) f_inc represents increase factor of the abundance jump model (Eq. (5)). ^(b) Reduction factor applied to RADEX density results in the modeling (Eq. (6)). ^(c) Dense gas volume filling factor defined in Appendix F.

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