Gas phase Elemental abundances in Molecular cloudS (GEMS) - II. On the quest for the sulphur reservoir in molecular clouds: the H2S case

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Volume 637 (May 2020)

A&A, 637 (2020) A39

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Table A.1

TMC 1 physical conditions and chemical abundances.

Source name	T_dust (K)	A_v (mag)	T_gas (K)	n_H (cm⁻³)	CS) (cm⁻²) ^(a)	CS)/N(H_T) ^(b)		N(H₂S)/N(H_T)
TMC 1-CP+0	11.92	18.20	9.7 ± 0.8	(3.0 ± 0.8) × 10⁴	(3.9 ± 1.0) × 10¹²	(1.1 ± 0.3) × 10⁻¹⁰	(3.1 ± 0.9) × 10¹³	(1.1 ± 0.3) × 10⁻⁹
TMC 1-CP+30	12.00	16.71	10.2 ± 0.2	(4.6 ± 0.4) × 10⁴	(1.6 ± 0.2) × 10¹²	(4.7 ± 0.6) × 10⁻¹¹	(5.1 ± 1.4) × 10¹³	(2.0 ± 0.6) × 10⁻⁹
TMC 1-CP+60	12.24	13.74	11.3 ± 2.2	(7.6 ± 3.8) × 10⁴	(1.2 ± 0.4) × 10¹¹	(4.3 ± 1.4) × 10⁻¹¹	(1.2 ± 0.6) × 10¹³	(5.7 ± 0.3) × 10⁻¹⁰
TMC 1-CP+120	13.16	7.27	12.5 ± 1.3	(3.0 ± 0.8) × 10³	(2.8 ± 1.1) × 10¹²	(1.9 ± 0.8) × 10⁻¹⁰	(5.5 ± 1.6) × 10¹³	(5.1 ± 1.4) × 10⁻⁹
TMC 1-CP+180	13.86	4.77	16.0 ± 2.6	(5.4 ± 1.6) × 10³	(5.4 ± 1.5) × 10¹²	(5.7 ± 1.6) × 10⁻¹¹	(4.3 ± 1.3) × 10¹³	(5.9 ± 1.8) × 10⁻⁹
TMC 1-CP+240	14.39	3.25	14.7 ± 1.1	(3.2 ± 2.0) × 10³	(5.2 ± 3.2) × 10¹¹	(8.0 ± 5.0) × 10⁻¹²	(2.1 ± 1.3) × 10¹³	(4.2 ± 2.1) × 10⁻⁹ ^(c)
TMC 1-C+0	11.26	19.85	8.5 ± 2.0	(9.2 ± 6.8) × 10⁴	(1.1 ± 0.5) × 10¹²	(2.8 ± 1.2) × 10⁻¹¹	(2.0 ± 1.5) × 10¹³	(6.0 ± 4.9) × 10⁻¹⁰
TMC 1-C+30	11.32	18.47	10.3 ± 2.0	(8.8 ± 4.6) × 10⁴	(7.0 ± 3.9) × 10¹¹	(1.9 ± 1.1) × 10⁻¹¹	(2.5 ± 1.3) × 10¹³	(8.6 ± 5.0) × 10⁻¹⁰
TMC 1-C+60	11.67	13.34	11.6 ± 2.2	(2.4 ± 1.0) × 10⁴	(9.2 ± 2.3) × 10¹¹	(3.5 ± 0.9) × 10⁻¹¹	(5.4 ± 2.0) × 10¹³	(2.6 ± 1.0) × 10⁻⁹
TMC 1-C+120	13.13	4.79	11.1 ± 1.9	(1.1 ± 0.5) × 10⁴	(6.2 ± 1.8) × 10¹¹	(6.5 ± 1.9) × 10⁻¹¹	(1.0 ± 0.5) × 10¹³	(1.4 ± 0.6) × 10⁻⁸
TMC 1-C+180	14.08	2.20	13.5 ± 1.1	(1.1 ± 2.8) × 10⁴	(1.8 ± 0.9) × 10¹¹	(4.1 ± 2.1) × 10⁻¹¹	(6.5 ± 3.3) × 10¹² ^(c)	(1.9 ± 1.0) × 10⁻⁹ ^(c)
TMC 1-C+240	14.53	1.63	13.5 ± 2.7	(5.2 ± 1.8) × 10³	(1.6 ± 1.0) × 10¹¹	(4.9 ± 3.0) × 10⁻¹¹	(1.5 ± 1.0) × 10¹³ ^(c)	(6.0 ± 4.2) × 10⁻⁹ ^(c)

Notes. ^(a) When ¹³CS or C³⁴S isotopologues are not detected, ¹³CS column densities are determined from that of C³⁴S or CS, applying the ratios CS/¹³CS ≈ 60 and C³⁴S/¹³CS ≈ 8/3. ^(b) N(H_T) stands for the total hydrogen column density: N(H_T) = N(H) + 2 N(H₂). ^(c) Upper bound values.

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