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Table 2

Observational parameters for the SiS and CS lines included in this study.

Mol. Line Freq. Tel. θ ηmb Eup
(GHz) (′′) (K)
28Si32S 4 → 3 72.618 OSO 45 0.55 9
5 → 4 90.772 IRAM 27 0.81 13
6 → 5 108.924 IRAM 21 0.78 18
8 → 7 145.227 IRAM 17 0.65 31
9 → 8 163.377 APEX 38 0.68 39
10 → 9 181.525 APEX 34 0.68 48
11 → 10 199.672 APEX 31 0.68 58
12 → 11 217.818 APEX 29 0.75 68
12 → 11 217.818 IRAM 11 0.63 68
13 → 12 235.961 IRAM 10 0.59 79
14 → 13 254.103 APEX 25 0.75 92
16 → 15 290.381 APEX 22 0.75 119
19 → 18 344.779 APEX 18 0.73 166
28Si34S 10 → 9 176.555 APEX 35 0.68 38
11 → 10 194.205 APEX 32 0.68 47
12C32S 3 → 2 146.969 IRAM 17 0.73 14
4 → 3 195.954 APEX 32 0.68 24
5 → 4 244.936 IRAM 10 0.59 35
6 → 5 293.912 APEX 21 0.75 49
7 → 6 342.883 APEX 18 0.73 66
12C33S 6 → 5 289.382 APEX 22 0.75 49

Notes. θ is the HPBW and ηmb is the main beam efficiency.

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