Table 1
Astronomical measurements of the 35Cl/37Cl ratio.
Source | 35Cl/37Cl | Species | Ref. |
|
|||
Solar system | 3.13 | Cl | 1 |
|
|||
IRC+10216 | 2.3 ± 0.5 | NaCl, AlCl | 2 |
Ori A | ~4–6 | HCl | 3 |
IRC+10216 | 3.1 ± 0.6 | NaCl, KCl, AlCl | 4 |
IRC+10216 | 2.30 ± 0.24 | NaCl, AlCl | 5 |
W3 A† | 2.1 ± 0.5 | HCl | 6 |
NGC 6334I, Sgr B2(S)† | ~2.7–3.3 | H2Cl+and HCl | 7 |
10 Galactic sources | ~1–5‡ | HCl | 8 |
W31 C, Sgr A† | ~2–4 | H2Cl+ | 9 |
W31 C† | 2.1 ± 1.5 | HCl+ | 10 |
W31 C† | ~2.9 | HCl | 11 |
CRL 2136 | 2.3 ± 0.4⋄ | HCl | 12 |
|
|||
PKS 1830−211(SW)† |
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H2Cl+ | 13 |
PKS 1830−211(NE)† | >1.9* | H2Cl+ | 13 |
Notes.
A CH feature might partially blend with the H37Cl signal, possibly affecting the derived value of the ratio.
Reference. (1) Lodders (2003); (2) Cernicharo & Guélin (1987); (3) Salez et al. (1996); (4) Cernicharo et al. (2000); (5) Kahane et al. (2000); (6) Cernicharo et al. (2010); (7) Lis et al. (2010); (8) Peng et al. (2010); (9) Neufeld et al. (2012); (10) de Luca et al. (2012); (11) Monje et al. (2013); (12) Goto et al. (2013); (13) this work.
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