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Table 2

Column densities (N), rotational temperatures, and abundances (X) relative to H2 of the sulphur-bearing molecules detected in B 335.

Species Nrot × 1013 (cm−2) Trot (K) (a)NLVG × 1013 (cm−2) (b)X × 10−9
CS 8 ± 2 3.6 ± 0.8 12.00 (34.2) 11.0
13CS 0.8 ± 0.1 2.8 ± 0.9 0.73 0.24
C34S 2.1 ± 0.8 2.7 ± 0.7 1.40 0.45
C34S 0.18 ± 0.09 2.9 ± 0.5 0.13 0.04
CCS 5.4 ± 0.8 5 ± 0.5 4.40 1.42
0.19 ± 0.06 15 ± 1
CC34S 0.27 ± 0.01 6.4 ± 0.3 0.90 0.29
CCCS 1.8 ± 0.4 7.4 ± 0.8 0.65 0.02
CCC34S 0.14 ± 0.07 2.8 ± 0.9 0.12 0.04
OCS 3.8 ± 0.5 7.0 ± 0.8 2.00 0.65
HCS+ 0.5 ± 0.2 3.8 ± 0.4 0.55 (1.5) 0.05
HC34S+ 0.08 ± 0.02 6 ± 1 0.06 0.01
SO 1.8 ± 0.6 7.2 ± 0.1 6.10 1.97
34SO 0.25 0.08
o-H2CS 1.6 ± 0.7 4.5 ± 0.5 1.00 0.32
p-H2CS 0.6 ± 0.2 5.4 ± 0.2 0.70 0.22
NS 0.13 0.04
SO2 0.47 0.21
H2S 6.50 2.10
H234S 0.11 0.04
HSCN 0.10 0.03
HNCS 0.47 0.15

Total N 6.2 × 1014

Total X 2.0 × 10−8

Notes. Numbers in parentheses are obtained from its corresponding 34S isotopologue considering 32S/34S = 24.4 (Mauersberger et al. 2004). (a) LVG calculations assuming and TK = 15 K (Shirley et al. 2011; Cabedo et al. 2021). (b) Considering (Cabedo et al. 2021).

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