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Table 1
Summary of the spectral lines that were observed with the single dish antennas.
| Telescope | Location | Molecule | Transition | Rest frequency | ΔTmb (1) | Detection |
|---|---|---|---|---|---|---|
| (GHz) | (K) | |||||
| PMO | China | 12CO | J = 1–0 | 115.3 | 0.07 | Yes |
| PMO | 13CO | J = 1–0 | 110.2 | 0.04 | Yes | |
| PMO | C18O | J = 1–0 | 109.8 | 0.11 | Yes | |
| SMT | USA | 12CO | J = 2–1 | 230.5 | 0.02 | Yes |
| SMT | 13CO | J = 2–1 | 220.4 | 0.01 | Yes | |
| KVN | South Korea | H2O | J = 6(1, 6)–5(2, 3) | 22.2 | 0.02 | Yes |
| KVN | CH3OH | J = 7(0, 7)–6(1, 6) | 44.1 | 0.04 | No | |
| KVN | HCO+ | J = 1–0 | 89.2 | 0.02 | Yes | |
| KVN | N2H+ | J = 1–0 | 93.2 | 0.03 | Yes | |
| KVN | H2CO | J = 2(1, 2)–1(1, 1) | 140.8 | 0.02 | Yes |
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