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Table A.2
Grid of chemical models, molecular column densities and ratios of selected species. a(b) stands for a× 10b.
| M | ζ | χ | T | n H | A V | N(CO) | N(HCO+) | N(HCN) | N(CS) | HCN/ | HCN/ | HCO+/ | CS/ |
| ζ 0 | Draine | K | cm-3 | mags | cm-2 | cm-2 | cm-2 | cm-2 | HCO+ | CO | CO | CO | |
|
|
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| 1 | 1 | 1 | 100 | 104 | 1 | 2.3(16) | 3.0(10) | 1.1(13) | 6.4(13) | 3.7(02) | 4.8(–04) | 1.3(–06) | 2.8(–03) |
| 2 | 1 | 1 | 100 | 104 | 10 | 4.3(18) | 1.1(12) | 1.5(15) | 3.2(15) | 1.3(03) | 3.4(–04) | 2.6(–07) | 7.5(–04) |
| 3 | 1 | 1 | 100 | 104 | 50 | 2.1(19) | 5.7(12) | 6.7(15) | 1.6(16) | 1.2(03) | 3.2(–04) | 2.6(–07) | 7.5(–04) |
| 4 | 1 | 1 | 100 | 105 | 1 | 3.7(16) | 4.5(09) | 1.0(14) | 5.5(13) | 2.3(04) | 2.8(–03) | 1.2(–07) | 1.5(–03) |
| 5 | 1 | 1 | 100 | 105 | 10 | 4.3(18) | 4.5(11) | 8.1(14) | 6.6(14) | 1.8(03) | 1.9(–04) | 1.1(–07) | 1.5(–04) |
| 6 | 1 | 1 | 100 | 105 | 50 | 2.1(19) | 2.3(12) | 4.0(15) | 3.3(15) | 1.8(03) | 1.9(–04) | 1.1(–07) | 1.5(–04) |
| 7 | 1 | 1 | 100 | 106 | 10 | 4.2(18) | 1.1(11) | 8.8(14) | 1.6(13) | 7.8(03) | 2.1(–04) | 2.7(–08) | 4.0(–06) |
| 8 | 1 | 1 | 100 | 106 | 50 | 2.1(19) | 5.6(11) | 4.4(15) | 8.2(13) | 7.9(03) | 2.1(–04) | 2.7(–08) | 3.9(–06) |
| 9 | 10 | 1 | 100 | 104 | 1 | 2.2(16) | 3.5(10) | 1.1(13) | 6.1(13) | 3.1(02) | 4.9(–04) | 1.5(–06) | 2.7(–03) |
| 10 | 10 | 1 | 100 | 104 | 10 | 3.6(18) | 1.0(12) | 2.0(15) | 4.6(15) | 1.9(03) | 5.6(–04) | 2.9(–07) | 1.3(–03) |
| 11 | 10 | 1 | 100 | 104 | 50 | 1.8(19) | 5.2(12) | 9.9(15) | 2.3(16) | 1.9(03) | 5.6(–04) | 2.9(–07) | 1.3(–03) |
| 12 | 10 | 1 | 100 | 105 | 1 | 3.7(16) | 4.9(09) | 9.8(13) | 5.5(13) | 2.0(04) | 2.6(–03) | 1.3(–07) | 1.5(–03) |
| 13 | 10 | 1 | 100 | 105 | 10 | 4.3(18) | 1.1(12) | 1.6(15) | 3.2(15) | 1.4(03) | 3.6(–04) | 2.7(–07) | 7.4(–04) |
| 14 | 10 | 1 | 100 | 105 | 50 | 2.1(19) | 5.6(12) | 7.8(15) | 1.6(16) | 1.4(03) | 3.7(–04) | 2.6(–07) | 7.4(–04) |
| 15 | 10 | 1 | 100 | 106 | 10 | 4.3(18) | 4.6(11) | 8.1(14) | 6.5(14) | 1.8(03) | 1.9(–04) | 1.1(–07) | 1.5(–04) |
| 16 | 10 | 1 | 100 | 106 | 50 | 2.1(19) | 2.3(12) | 4.1(15) | 3.3(15) | 1.8(03) | 1.9(–04) | 1.1(–07) | 1.5(–04) |
| 17 | 1 | 10 | 100 | 104 | 1 | 3.5(15) | 1.8(10) | 8.9(11) | 9.0(12) | 4.8(01) | 2.5(–04) | 5.2(–06) | 2.5(–03) |
| 18 | 1 | 10 | 100 | 104 | 10 | 4.3(18) | 1.1(12) | 1.5(15) | 3.2(15) | 1.3(03) | 3.4(–04) | 2.6(–07) | 7.4(–04) |
| 19 | 1 | 10 | 100 | 104 | 50 | 2.1(19) | 5.7(12) | 6.7(15) | 1.6(16) | 1.2(03) | 3.2(–04) | 2.6(–07) | 7.5(–04) |
| 20 | 1 | 10 | 100 | 105 | 1 | 2.3(16) | 3.0(10) | 1.1(13) | 6.5(13) | 3.8(02) | 4.8(–04) | 1.3(–06) | 2.8(–03) |
| 21 | 1 | 10 | 100 | 105 | 10 | 4.3(18) | 4.5(11) | 8.0(14) | 6.6(14) | 1.8(03) | 1.9(–04) | 1.1(–07) | 1.5(–04) |
| 22 | 1 | 10 | 100 | 105 | 50 | 2.1(19) | 2.3(12) | 4.0(15) | 3.3(15) | 1.8(03) | 1.9(–04) | 1.1(–07) | 1.5(–04) |
| 23 | 1 | 10 | 100 | 106 | 10 | 4.2(18) | 1.1(11) | 8.8(14) | 1.6(13) | 7.8(03) | 2.1(–04) | 2.7(–08) | 4.0(–06) |
| 24 | 1 | 10 | 100 | 106 | 50 | 2.1(19) | 5.6(11) | 4.4(15) | 8.2(13) | 7.9(03) | 2.1(–04) | 2.7(–08) | 3.9(–06) |
| 25 | 10 | 10 | 100 | 104 | 1 | 3.5(15) | 2.1(10) | 8.9(11) | 8.8(12) | 4.2(01) | 2.6(–04) | 6.1(–06) | 2.5(–03) |
| 26 | 10 | 10 | 100 | 104 | 10 | 3.5(18) | 1.0(12) | 2.0(15) | 4.6(15) | 1.9(03) | 5.6(–04) | 2.9(–07) | 1.3(–03) |
| 27 | 10 | 10 | 100 | 104 | 50 | 1.8(19) | 5.2(12) | 9.9(15) | 2.3(16) | 1.9(03) | 5.6(–04) | 2.9(–07) | 1.3(–03) |
| 28 | 1 | 500 | 100 | 104 | 1 | 3.6(12) | 1.9(09) | 1.7(09) | 1.1(10) | 8.8(–01) | 4.6(–04) | 5.2(–04) | 3.0(–03) |
| 29 | 1 | 500 | 100 | 104 | 10 | 4.3(18) | 1.1(12) | 1.5(15) | 3.1(15) | 1.4(03) | 3.6(–04) | 2.6(–07) | 7.3(–04) |
| 30 | 1 | 500 | 100 | 104 | 50 | 2.1(19) | 5.7(12) | 6.7(15) | 1.6(16) | 1.2(03) | 3.2(–04) | 2.6(–07) | 7.5(–04) |
| 31 | 500 | 1 | 100 | 104 | 1 | 1.4(16) | 3.2(11) | 4.5(12) | 9.8(12) | 1.4(01) | 3.2(–04) | 2.3(–05) | 7.1(–04) |
| 32 | 500 | 1 | 100 | 104 | 10 | 2.3(17) | 3.7(12) | 7.4(13) | 1.3(14) | 2.0(01) | 3.2(–04) | 1.6(–05) | 5.5(–04) |
| 33 | 500 | 1 | 100 | 104 | 50 | 1.1(18) | 1.8(13) | 3.7(14) | 6.3(14) | 2.0(01) | 3.2(–04) | 1.6(–05) | 5.5(–04) |
| 34 | 5000 | 1 | 100 | 104 | 1 | 2.0(16) | 2.3(12) | 1.6(12) | 2.1(11) | 6.9(–01) | 8.0(–05) | 1.2(–04) | 1.1(–05) |
| 35 | 5000 | 1 | 100 | 104 | 10 | 2.1(17) | 2.4(13) | 1.7(13) | 2.3(12) | 7.2(–01) | 8.1(–05) | 1.1(–04) | 1.1(–05) |
| 36 | 5000 | 1 | 100 | 104 | 50 | 1.1(18) | 1.2(14) | 8.5(13) | 1.1(13) | 7.2(–01) | 8.1(–05) | 1.1(–04) | 1.1(–05) |
| 37 | 105 | 1 | 100 | 105 | 1 | 2.0(16) | 3.1(12) | 7.3(11) | 3.3(10) | 2.4(–01) | 3.6(–05) | 1.5(–04) | 1.7(–06) |
| 38 | 105 | 1 | 100 | 105 | 10 | 2.0(17) | 3.1(13) | 7.3(12) | 3.3(11) | 2.4(–01) | 3.7(–05) | 1.6(–04) | 1.7(–06) |
| 39 | 105 | 1 | 100 | 105 | 50 | 9.7(17) | 1.5(14) | 3.6(13) | 1.7(12) | 2.4(–01) | 3.7(–05) | 1.6(–04) | 1.7(–06) |
| 40 | 1 | 1 | 200 | 105 | 1 | 3.8(16) | 5.3(09) | 1.3(14) | 1.0(13) | 2.5(04) | 3.4(–03) | 1.4(–07) | 2.7(–04) |
| 41 | 1 | 1 | 200 | 105 | 10 | 4.3(18) | 5.4(11) | 4.7(14) | 4.2(13) | 8.8(02) | 1.1(–04) | 1.3(–07) | 9.9(–06) |
| 42 | 1 | 1 | 200 | 105 | 50 | 2.1(19) | 2.7(12) | 2.3(15) | 2.1(14) | 8.7(02) | 1.1(–04) | 1.3(–07) | 9.9(–06) |
| 43 | 1 | 1 | 200 | 104 | 1 | 1.8(16) | 2.0(10) | 2.8(13) | 2.9(13) | 1.4(03) | 1.5(–03) | 1.1(–06) | 1.6(–03) |
| 44 | 1 | 1 | 200 | 104 | 10 | 4.2(18) | 1.4(12) | 4.8(15) | 1.2(14) | 3.5(03) | 1.1(–03) | 3.2(–07) | 2.9(–05) |
| 45 | 1 | 1 | 200 | 104 | 50 | 2.1(19) | 6.7(12) | 2.3(16) | 6.1(14) | 3.4(03) | 1.1(–03) | 3.2(–07) | 2.9(–05) |
| 46 | 1 | 1 | 200 | 106 | 10 | 4.1(18) | 1.4(11) | 1.8(14) | 1.2(12) | 1.3(03) | 4.3(–05) | 3.4(–08) | 3.0(–07) |
| 47 | 1 | 1 | 200 | 106 | 50 | 2.1(19) | 6.9(11) | 8.9(14) | 6.1(12) | 1.3(03) | 4.3(–05) | 3.4(–08) | 3.0(–07) |
| 48 | 10 | 1 | 200 | 106 | 10 | 4.3(18) | 5.4(11) | 4.7(14) | 4.2(13) | 8.7(02) | 1.1(–04) | 1.3(–07) | 9.8(–06) |
| 49 | 10 | 1 | 200 | 106 | 50 | 2.1(19) | 2.7(12) | 2.4(15) | 2.1(14) | 8.8(02) | 1.1(–04) | 1.3(–07) | 9.9(–06) |
| 50 | 1 | 10 | 200 | 106 | 10 | 4.1(18) | 1.4(11) | 1.8(14) | 1.2(12) | 1.3(03) | 4.3(–05) | 3.4(–08) | 3.0(–07) |
| 51 | 1 | 10 | 200 | 106 | 50 | 2.1(19) | 6.9(11) | 8.9(14) | 6.1(12) | 1.3(03) | 4.3(–05) | 3.4(–08) | 3.0(–07) |
| 52 | 10 | 1 | 200 | 105 | 1 | 3.9(16) | 6.0(09) | 1.3(14) | 1.1(13) | 2.2(04) | 3.3(–03) | 1.5(–07) | 2.7(–04) |
| 53 | 10 | 1 | 200 | 105 | 10 | 4.2(18) | 1.4(12) | 5.0(15) | 1.2(14) | 3.7(03) | 1.2(–03) | 3.2(–07) | 2.9(–05) |
| 54 | 10 | 1 | 200 | 105 | 50 | 2.1(19) | 6.7(12) | 2.5(16) | 6.0(14) | 3.7(03) | 1.2(–03) | 3.2(–07) | 2.9(–05) |
| 55 | 1 | 10 | 200 | 105 | 1 | 1.8(16) | 1.9(10) | 2.8(13) | 2.9(13) | 1.5(03) | 1.6(–03) | 1.0(–06) | 1.6(–03) |
| 56 | 1 | 10 | 200 | 105 | 10 | 4.3(18) | 5.4(11) | 4.7(14) | 4.2(13) | 8.8(02) | 1.1(–04) | 1.3(–07) | 9.9(–06) |
| 57 | 1 | 10 | 200 | 105 | 50 | 2.1(19) | 2.7(12) | 2.3(15) | 2.1(14) | 8.7(02) | 1.1(–04) | 1.3(–07) | 9.9(–06) |
| 58 | 1 | 10 | 50 | 104 | 1 | 2.6(16) | 2.2(10) | 1.0(13) | 8.1(13) | 4.6(02) | 3.9(–04) | 8.6(–07) | 3.1(–03) |
| 59 | 1 | 10 | 50 | 104 | 10 | 4.3(18) | 9.3(11) | 8.7(14) | 2.1(16) | 9.4(02) | 2.0(–04) | 2.2(07) | 5.0(03) |
| 60 | 1 | 10 | 50 | 104 | 50 | 2.1(19) | 4.6(12) | 3.9(15) | 1.1(17) | 8.4(02) | 1.8(–04) | 2.2(07) | 5.1(03) |
| 61 | 1 | 1 | 50 | 105 | 10 | 4.3(18) | 3.8(11) | 6.9(14) | 7.9(15) | 1.8(03) | 1.6(–04) | 8.9(–08) | 1.9(–03) |
| 62 | 1 | 1 | 50 | 105 | 50 | 2.1(19) | 1.9(12) | 3.4(15) | 4.0(16) | 1.8(03) | 1.6(–04) | 8.9(–08) | 1.9(–03) |
| 63 | 1 | 1 | 50 | 106 | 10 | 4.2(18) | 9.3(10) | 8.9(14) | 5.8(14) | 9.6(03) | 2.1(–04) | 2.2(–08) | 1.4(–04) |
| 64 | 1 | 1 | 50 | 106 | 50 | 2.1(19) | 4.6(11) | 4.5(15) | 2.9(15) | 9.7(03) | 2.1(–04) | 2.2(–08) | 1.4(–04) |
| 65 | 1 | 1 | shock | 104 | 10 | 3.6(20) | 6.8(12) | 3.8(19) | 2.3(16) | 5.6(06) | 1.1(–01) | 1.9(–08) | 6.2(–05) |
| 66 | 1 | 1 | shock | 105 | 10 | 8.2(20) | 4.5(12) | 4.5(18) | 1.8(17) | 9.9(05) | 5.5(–03) | 5.5(–09) | 2.2(–04) |
| 67 | 1 | 1 | shock | 106 | 10 | 8.9(20) | 5.3(11) | 4.5(18) | 1.7(16) | 8.4(06) | 5.0(–03) | 6.0(–10) | 1.9(–05) |
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