Table 1
CS line parameters in IRC +10216.
| Transition | ν rest | ν obs |
|
v exp | Notes |
| (MHz) | (MHz) | K km s-1 | km s-1 | ||
|
|
|||||
| CS | |||||
| v=0 J=2-1 | 97980.952 | 97980.8(1) | 117(3) | 13.8(2) | |
| v=0 J=3-2 | 146969.025 | 146968.6(2) | 267(6) | 13.8(3) | |
| v=0 J=4-3 | 195954.213 | 195953.7(4) | 286(8) | 13.3(3) | |
| v=0 J=5-4 | 244935.554 | 244935.1(3) | 308(8) | 12.5(4) | |
| v=0 J=6-5 | 293912.089 | 293911.7(3) | 423(10) | 12.6(4) | |
| v=0 J=7-6 | 342882.854 | 342881.8(3) | 259(8) | 12.3(4) | |
| v=1 J=2-1 | 97270.997 | 97271.5(5) | 0.11(2) | 6.1(6) | $ ! |
| v=1 J=3-2 | 145904.089 | 145903.8(3) | 1.05(5) | 5.4(4) | ♠ |
| v=1 J=5-4 | 243160.648 | 243161.1(5) | 1.38(7) | 6.6(3) | $ |
| v=1 J=6-5 | 291782.190 | 291782.2(5) | 3.0(1) | 11.8(8) | |
| v=1 J=7-6 | 340397.957 | 340398.3(5) | 1.74(8) | 10.4(6) | |
| v=2 J=6-5 | 289651.545 | 289651.9(5) | 0.60(5) | 5.8(6) | |
| v=2 J=7-6 | 337912.189 | 337912.9(6) | 0.34(3) | 4.8(6) | |
| v=3 J=5-4 | 239608.923 | 239610.1(5) | 0.07(1) | 3.3(2) | |
| v=3 J=6-5 | 287520.096 | 287521.1(8) | 0.28(2) | 7.1(5) | |
| v=3 J=7-6 | 335425.481 | 335425.8(8) | 0.14(2) | 3.4(5) | |
|
|
|||||
| 13CS | |||||
| v=0 J=2-1 | 92494.273 | 92494.2(2) | 4.1(2) | 14.2(8) | $ |
| v=0 J=3-2 | 138739.267 | 138739.1(2) | 10.7(5) | 14.1(4) | $ |
| v=0 J=5-4 | 231220.689 | 231220.6(2) | 16.8(8) | 14.2(3) | |
| v=0 J=6-5 | 277455.403 | 277456.2(6) | 22.6(10) | 14.5(6) | |
| v=0 J=7-6 | 323684.976 | 323686.3(10) | 12.5(8) | 14.4(8) | |
| v=1 J=5-4 | 229592.986 | 229593.0(6) | 0.05(1) | 2.5(2) | |
|
|
|||||
| C34S | |||||
| v=0 J=2-1 | 96412.956 | 96412.9(2) | 10.1(4) | 14.3(3) | |
| v=0 J=3-2 | 144617.107 | 144617.0(1) | 21.5(5) | 13.8(2) | |
| v=0 J=5-4 | 241016.098 | 241016.1(1) | 39.4(8) | 14.4(2) | |
| v=0 J=6-5 | 289209.077 | 289208.9(5) | 40(1) | 13.7(4) | |
| v=0 J=7-6 | 337396.471 | 337396.1(5) | 24.2(8) | 14.0(4) | |
| v=1 J=3-2 | 143577.671 | 143576.9(10) | 0.04(1) | 6.9(10) | ! |
| v=1 J=6-5 | 287130.180 | 287131.1(5) | 0.18(2) | 4.9(7) | |
|
|
|||||
| C33S | |||||
| v=0 J=2-1 | 97172.063 | 97171.6(5) | 1.71(8) | 15.1(7) | $ |
| v=0 J=3-2 | 145755.730 | 145755.6(4) | 4.9(2) | 14.4(7) | $ |
| v=0 J=5-4 | 242913.608 | 242913.7(2) | 8.3(1) | 14.4(4) | |
| v=0 J=6-5 | 291485.927 | 291485.9(6) | 10.0(3) | 14.2(6) | $ |
| v=0 J=7-6 | 340052.572 | 340052.8(8) | 6.1(2) | 13.6(8) | $ |
Notes. Numbers in parentheses are 1σ errors in units of the last digits. Observed frequencies νobs were derived adopting a systemic velocity vLSR for IRC +10216 of − 26.5 km s-1 (Cernicharo et al. 2000). ∥ Line width parameter vexp has been fixed.$ Blended with another line. An individual fit for each line is possible.? Two transitions are very close in frequency. A single line is fitted. ! Marginal detection.♠ Clear or probable maser line.∞ Complex line profile. Line fit is not particularly good.
Notes. Numbers in parentheses are 1σ errors in units of the last digits. Observed frequencies νobs were derived adopting a systemic velocity vLSR for IRC +10216 of − 26.5 km s-1 (Cernicharo et al. 2000).
∥ Line width parameter vexp has been fixed.
$ Blended with another line. An individual fit for each line is possible.
? Two transitions are very close in frequency. A single line is fitted.
! Marginal detection.
♠ Clear or probable maser line.
∞ Complex line profile. Line fit is not particularly good.
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