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Table 1
Spectroscopic parameters for the observed spectral lines.
| Species | Telescope | Transition | Frequency | Elow | Aul | Beam size | Reference | |
| GHz | K | s-1 | ||||||
|
|
||||||||
| C3, (J, v) | Herschel/HIFI | (9,1)–(10,0) P(10) | 1654.081660 | 68.1 | 2.38 × 10-3 | 12′′ | a | |
| Herschel/HIFI | (3,1)–(4,0) P(4) | 1787.890568 | 12.4 | 2.72 × 10-3 | 12′′ | a | ||
| Herschel/HIFI | (2,1)–(2,0) Q(2) | 1890.558057 | 3.7 | 7.51 × 10-3 | 10′′ | a | ||
| Herschel/HIFI | (4,1)–(4,0) Q(4) | 1896.706558 | 12.4 | 7.58 × 10-3 | 10′′ | a | ||
| c-C3H2, (JKa,Kc) | IRAM-30 m | 21,2–10,1 | 85.338893 | 2.35 | 2.32 × 10-5 | 28.̋3 | CDMSb | |
| CN | IRAM-30 m | 1,1/2,1/2–0,1/2,1/2 | 113.123370 | 0.0 | 1.29 × 10-6 | 22′′ | CDMS | |
| IRAM-30 m | 1,1/2,1/2–0,1/2,3/2 | 113.144157 | 0.0 | 1.05 × 10-5 | 22′′ | CDMS | ||
| IRAM-30 m | 1,1/2,3/2–0,1/2,1/2 | 113.170492 | 0.0 | 5.15 × 10-6 | 22′′ | CDMS | ||
| IRAM-30 m | 1,1/2,3/2–0,1/2,3/2 | 113.191279 | 0.0 | 6.68 × 10-6 | 22′′ | CDMS | ||
| IRAM-30 m | 2,5/2,5/2–1,3/2,1/2 | 226.874191 | 5.5 | 9.62 × 10-5 | 11′′ | CDMS | ||
| IRAM-30 m | 2,5/2,7/2–1,3/2,5/2 | 226.874781 | 5.5 | 1.14 × 10-4 | 11′′ | CDMS | ||
| IRAM-30 m | 2,5/2,3/2–1,3/2,1/2 | 226.875896 | 5.5 | 8.59 × 10-5 | 11′′ | CDMS | ||
| IRAM-30 m | 2,5/2,3/2–1,3/2,3/2 | 226.887420 | 5.5 | 2.73 × 10-5 | 11′′ | CDMS | ||
| IRAM-30 m | 2,5/2,5/2–1,3/2,5/2 | 226.892128 | 5.5 | 1.81 × 10-5 | 11′′ | CDMS | ||
| IRAM-30 m | 2,5/2,3/2–1,3/2,5/2 | 226.905357 | 5.5 | 1.13 × 10-6 | 11′′ | CDMS | ||
| CCH, NJ,F | IRAM-PdBI | 13/2,1–01/2,0 | 87.328585 | 0.0 | 1.27 × 10-6 | 5.̋6 × 4.̋6 | CDMS | |
para-H O |
Herschel/HIFI | 111–000 | 1101.698257 | 0.0 | 1.79 × 10-2 | 19.̋2 | JPLc | |
| ortho-NH3 | Herschel/HIFI | 1 –0 |
572.498160 | 0.0 | 1.58 × 10-3 | 37.̋5 | JPL | |
| Herschel/HIFI | 2–1 |
1214.852942 | 27.5 | 1.81 × 10-2 | 17.̋5 | JPL | ||
| para-NH3 | Herschel/HIFI | 2 –1 |
1168.452394 | 23.3 | 1.21 × 10-2 | 17.̋5 | JPL | |
| Herschel/HIFI | 2–1 |
1215.245714 | 22.2 | 1.36 × 10-2 | 17.̋5 | JPL | ||
| Herschel/HIFI | 3 –2 |
1763.823186 | 64.5 | 3.30 × 10-2 | 12.̋ | JPL | ||
| HDO | Herschel/HIFI | 11,1–00,0 | 893.638666 | 0.0 | 8.35 × 10-6 | 24.̋1 | JPL | |
Reference. (a)Mookerjea et al. (2010); (b)Müller et al. (2005); and (c)Pickett et al. (1998).
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