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Table 3
Corrected 34S/33S isotope ratios.
| Source | RGC | J = 2−1 | J = 3−2 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| (kpc) | FWHM (km s−1) | C34S/C33S | f21HFS | 34S/33S | FWHM (km s−1) | C34S/C33S | f32HFS | 34S/33S | |
| WB89-380 | 14.19 ± 0.92 | 3.60 | 5.70 ± 0.58 | 0.70 | 4.28 ± 0.44 | 3.87 | 3.70 ± 0.37 | 0.91 | 3.36 ± 0.34 |
| WB89-391 | 14.28 ± 0.94 | 1.03 | 6.75 ± 1.71 | 0.69 | 5.21 ± 1.32 | 2.19 | 3.67 ± 0.42 | 0.85 | 3.12 ± 0.36 |
| W3OH | 9.64 ± 0.03 | 4.41 | 3.04 ± 0.12 | 1.00 | 3.54 ± 0.14 | 6.14 | 2.59 ± 0.04 | 0.96 | 2.49 ± 0.04 |
| Orion-KL | 8.54 ± 0.00 | 4.25 | 2.77 ± 0.22 | 1.00 | 3.01 ± 0.24 | 8.33 | 2.74 ± 0.12 | 0.99 | 2.72 ± 0.11 |
| +20 km s−1 cloud | 0.03 ± 0.03 | 24.78 | 4.89 ± 0.14 | 1.00 | 5.64 ± 0.16 | 20.12 | 5.22 ± 0.30 | 1.00 | 5.22 ± 0.30 |
| G359.61-00.24 | 5.51 ± 0.15 | 3.17 | 3.63 ± 0.12 | 1.00 | 4.04 ± 0.13 | 10.44 | 3.33 ± 0.45 | 0.99 | 3.31 ± 0.44 |
| +50 km s−1 cloud | 0.02 ± 0.04 | 24.29 | 4.80 ± 0.06 | 1.00 | 5.29 ± 0.07 | 21.28 | 4.57 ± 0.15 | 1.00 | 4.57 ± 0.15 |
| G000.31−00.20 | 5.25 ± 0.36 | 3.58 | 4.65 ± 0.70 | 0.70 | 3.54 ± 0.53 | … | … | … | … |
| SgrB2 | 0.44 ± 0.70 | 21.14 | 2.23 ± 0.10 | 0.99 | 2.46 ± 0.11 | 21.22 | 2.00 ± 0.03 | 1.00 | 2.00 ± 0.03 |
| SgrD | 0.45 ± 0.07 | 2.73 | 7.01 ± 0.47 | 0.70 | 4.96 ± 0.33 | 4.00 | 3.56 ± 0.24 | 0.91 | 3.24 ± 0.22 |
| G006.79-00.25 | 4.75 ± 0.25 | 2.73 | 3.79 ± 0.08 | 0.98 | 4.79 ± 0.10 | 3.32 | 3.68 ± 0.09 | 0.89 | 3.29 ± 0.08 |
| G007.47+00.05 | 12.35 ± 2.49 | 3.12 | 5.41 ± 0.97 | 0.70 | 4.07 ± 0.73 | … | … | … | … |
| G010.32-00.15 | 5.34 ± 0.29 | 2.66 | 4.16 ± 0.22 | 0.98 | 4.60 ± 0.25 | 3.74 | 4.07 ± 0.21 | 0.90 | 3.68 ± 0.19 |
| G010.62−00.33 | 5.49 ± 0.56 | 2.70 | 6.37 ± 1.45 | 0.98 | 6.80 ± 1.54 | … | … | … | … |
| G011.10−00.11 | 4.26 ± 0.21 | 1.45 | 5.36 ± 1.52 | 0.69 | 3.72 ± 1.05 | … | … | … | … |
| G016.86−02.15 | 5.97 ± 0.47 | 3.32 | 3.47 ± 0.12 | 0.98 | 3.83 ± 0.14 | 4.33 | 3.42 ± 0.14 | 0.92 | 3.15 ± 0.13 |
| G017.02−02.40 | 6.40 ± 0.36 | 3.74 | 4.49 ± 0.33 | 0.98 | 4.83 ± 0.35 | 4.03 | 4.11 ± 0.26 | 0.91 | 3.75 ± 0.24 |
| G017.63+00.15 | 6.77 ± 0.04 | 2.74 | 5.41 ± 1.27 | 0.70 | 4.02 ± 0.94 | … | … | … | … |
| G018.34+01.76 | 6.31 ± 0.07 | 2.30 | 4.79 ± 0.28 | 0.98 | 4.95 ± 0.28 | 3.00 | 4.59 ± 0.16 | 0.88 | 4.06 ± 0.15 |
| G019.36−00.03 | 5.58 ± 0.49 | 3.02 | 4.58 ± 0.20 | 0.98 | 5.40 ± 0.24 | 5.09 | 4.25 ± 0.18 | 0.94 | 3.99 ± 0.17 |
| G023.43−00.18 | 3.63 ± 0.49 | 3.81 | 3.75 ± 0.38 | 0.98 | 4.22 ± 0.43 | 5.06 | 4.65 ± 0.24 | 0.94 | 4.37 ± 0.23 |
| G024.78+00.08 | 3.51 ± 0.15 | 4.29 | 2.86 ± 0.08 | 1.00 | 4.05 ± 0.11 | 6.36 | 2.76 ± 0.06 | 0.96 | 2.67 ± 0.06 |
| G024.85+00.08 | 3.85 ± 0.23 | 1.27 | 9.43 ± 2.27 | 0.69 | 7.56 ± 1.82 | 3.20 | 3.03 ± 0.40 | 0.89 | 2.70 ± 0.36 |
| G028.30−00.38 | 4.71 ± 0.26 | … | … | … | … | 2.68 | 4.05 ± 0.63 | 0.88 | 3.55 ± 0.55 |
| G028.39+00.08 | 4.83 ± 0.17 | 3.04 | 3.33 ± 0.15 | 0.98 | 3.82 ± 0.18 | 4.39 | 3.84 ± 0.12 | 0.92 | 3.54 ± 0.11 |
| G028.83−00.25 | 4.50 ± 0.48 | 2.27 | 3.80 ± 0.19 | 0.98 | 4.56 ± 0.23 | 3.94 | 4.65 ± 0.10 | 0.91 | 4.23 ± 0.09 |
| G030.70−00.06 | 4.20 ± 0.10 | 4.85 | 2.80 ± 0.07 | 1.00 | 3.55 ± 0.09 | 6.29 | 2.84 ± 0.12 | 0.96 | 2.73 ± 0.11 |
| G030.74−00.04 | 5.76 ± 0.36 | 3.55 | 3.61 ± 0.15 | 0.98 | 4.36 ± 0.19 | 4.24 | 3.48 ± 0.08 | 0.92 | 3.19 ± 0.08 |
| G030.78+00.20 | 4.19 ± 0.05 | … | … | … | … | 4.17 | 4.20 ± 0.51 | 0.92 | 3.85 ± 0.47 |
| G030.81−00.05 | 5.73 ± 0.24 | 6.15 | 3.05 ± 0.09 | 1.00 | 3.59 ± 0.11 | 7.34 | 2.88 ± 0.15 | 0.98 | 2.81 ± 0.15 |
| G031.24−00.11 | 7.48 ± 2.00 | … | … | … | … | 4.15 | 4.32 ± 0.52 | 0.92 | 3.95 ± 0.48 |
| G032.74−00.07 | 4.55 ± 0.23 | 4.54 | 3.44 ± 0.09 | 0.98 | 3.82 ± 0.10 | 8.07 | 3.15 ± 0.16 | 0.98 | 3.10 ± 0.16 |
| G032.79+00.19 | 5.26 ± 1.57 | 4.78 | 3.75 ± 0.21 | 0.98 | 4.04 ± 0.22 | 8.17 | 3.56 ± 0.06 | 0.98 | 3.50 ± 0.06 |
| G034.41+00.23 | 5.99 ± 0.06 | 4.56 | 3.39 ± 0.13 | 1.00 | 3.76 ± 0.14 | 6.28 | 3.13 ± 0.18 | 0.96 | 3.01 ± 0.18 |
| G034.79−01.38 | 6.21 ± 0.09 | 2.40 | 4.21 ± 0.37 | 0.98 | 5.54 ± 0.50 | 3.34 | 4.14 ± 0.16 | 0.89 | 3.70 ± 0.14 |
| G036.11+00.55 | 5.45 ± 0.43 | 2.57 | 2.75 ± 0.63 | 0.70 | 2.35 ± 0.54 | … | … | … | … |
| G037.42+01.51 | 6.78 ± 0.05 | 3.18 | 5.02 ± 0.23 | 0.98 | 5.21 ± 0.24 | 4.78 | 3.50 ± 0.48 | 0.93 | 3.26 ± 0.44 |
| G040.28−00.21 | 6.02 ± 0.10 | 3.72 | 6.79 ± 1.33 | 0.70 | 5.65 ± 1.10 | 6.43 | 3.43 ± 0.47 | 0.97 | 3.31 ± 0.45 |
| G045.45+00.06 | 6.41 ± 0.50 | 6.08 | 4.07 ± 0.66 | 0.75 | 3.37 ± 0.54 | 5.28 | 3.20 ± 0.25 | 0.94 | 3.02 ± 0.24 |
| G048.99−00.29 | 6.18 ± 0.02 | 3.74 | 7.02 ± 1.10 | 0.70 | 5.20 ± 0.81 | 4.78 | 4.32 ± 0.54 | 0.93 | 4.03 ± 0.50 |
| W51-IRS2 | 6.22 ± 0.06 | 8.55 | 3.19 ± 0.09 | 1.00 | 3.42 ± 0.10 | 8.72 | 2.82 ± 0.01 | 0.99 | 2.79 ± 0.01 |
| G071.31+00.82 | 8.02 ± 0.16 | 2.25 | 7.18 ± 1.81 | 0.70 | 5.50 ± 1.39 | 2.42 | 5.43 ± 1.08 | 0.87 | 4.71 ± 0.94 |
| G073.65+00.19 | 13.54 ± 2.90 | 2.76 | 4.71 ± 1.02 | 0.70 | 3.53 ± 0.76 | 2.88 | 4.65 ± 0.62 | 0.88 | 4.10 ± 0.55 |
| G075.29+01.32 | 10.69 ± 0.58 | 2.86 | 6.27 ± 0.85 | 0.70 | 4.70 ± 0.63 | 2.83 | 4.47 ± 0.40 | 0.88 | 3.94 ± 0.35 |
| DR21 | 8.10 ± 0.00 | 2.71 | 3.45 ± 0.05 | 1.00 | 3.96 ± 0.06 | 3.15 | 3.27 ± 0.11 | 0.99 | 3.24 ± 0.11 |
| G090.92+01.48 | 10.13 ± 0.63 | 3.40 | 5.31 ± 0.56 | 0.70 | 3.98 ± 0.42 | 3.79 | 4.02 ± 0.32 | 0.91 | 3.64 ± 0.29 |
| G097.53+03.18 | 11.81 ± 0.70 | 5.22 | 2.45 ± 0.13 | 1.00 | 2.68 ± 0.14 | 5.47 | 3.28 ± 0.12 | 0.95 | 3.11 ± 0.12 |
| G109.87+02.11 | 8.49 ± 0.01 | 3.19 | 4.28 ± 0.21 | 0.98 | 4.50 ± 0.21 | 3.90 | 4.88 ± 0.67 | 0.91 | 4.43 ± 0.61 |
| NGC7538 | 9.47 ± 0.07 | 3.71 | 4.17 ± 0.07 | 0.98 | 4.37 ± 0.06 | … | … | … | … |
Notes. Full width at half maximum values were obtained from measurements of C33S; see Table A.3. The 34S/33S isotope ratios from the J = 2−1 transition are corrected for the optical depth effect and the ones in the 3−2 line without corrections for opacity.
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