Table 6. Physical parameters of the considered cloud cores in the astronomical search of glutaronitrile.
| Source | Coordinates J2000.0 | HPBW(a) (″) |
Frequencies(b) (GHz) |
vLSR(c) (km s−1) |
∆vFWHM(d) (km s−1) |
dsou(e) (″) |
Trot(f) (K) |
N(g) ×1015 (cm−2) |
|---|---|---|---|---|---|---|---|---|
| Orion KL | α=5h35m14.5s δ=−05°22′ 30.0″ | 30-21 | 80-115.5 | 5.0 | 6.0 | 10 | 320 | ≤(1.0±0.5) |
| 5.0 | 6.0 | 15 | 100 | ≤(0.50±0.25) | ||||
| 3.0 | 20 | 10 | 200 | ≤(0.20±0.10) | ||||
| 3.0 | 20 | 15 | 90 | ≤(0.20±0.10) | ||||
| Sgr B2(N) | α=17h47m20.0s δ=−28°22′ 19.0″ | 30-21 | 80-115.5 | 63 | 6.5 | 2.7 | 200 | ≤(100±50) |
| 73 | 6.5 | 2.7 | 200 | ≤(50±25) | ||||
| 53 | 8 | 2.7 | 200 | ≤(50±25) | ||||
| B1-b | α=03h33m20.0s δ=31°07′ 34.0″ | 30-21 | 82.5-115.5 | 6.7 | 0.7 | 60 | 12 | ≤(0.002±0.001) |
| TMC-1 | α=04h41m41.9s δ=25°41′ 27.0″ | 30-21 | 82.5-115.5 | 6.0 | 0.7 | 60 | 10 | ≤(0.002±0.001) |
Notes
(a)
Half power beam width.
(b)
Range of frequencies considered in the analysis.
(c)
Radial velocity with respect the Local Standard of Rest.
(d)
Full width at half maximum.
(e)
Source diameter assuming a uniform disc-type model.
(f)
Rotational Temperature.
(g)
Column density for glutaronitrile .