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Table 2
Physical properties of the SiO (5−4)-detected MDCs and observational parameters.
| MDCs | RA | Dec | Fitted FWHM for MDCS(a) | M(a) | Tdust(a) | LFIR(a) | Fv,24 μ m (a) |  |
 |
vlsr | θcont(b) | θSiO(c) | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| (J2000) (h m s) | (J2000) (° ′ ″) | Dmaj (pc) | Dmin (pc) | PA (deg) | (M⊙) | (K) | (L⊙) | (Jy) | (cm−2) | (cm−3) | (km s−1) | tracer | (″×″) | (″×″) | |
| 220 | 20:35:34.17 | +42:20:10.8 | 0.287 | 0.247 | 31.0 | 383.10 | 17.75 | 1151.8 | 9.23 | 3.1E+23 | 5.6E+05 | 14.5 | C180(2−l) | 1.75 × 1.50 | 1.76 × 1.41 |
| 248 | 20:36:57.55 | +42:11:35.2 | 0.267 | 0.204 | 145.5 | 202.05 | 18.17 | 698.9 | 1.04 | 2.1E+23 | 4.4E+05 | 14.4 | DCN (3−2) | 1.73 × 1.46 | 1.80 × 1.42 |
| 310 | 20:24:31.73 | +42:04:20.4 | 0.240 | 0.195 | 152.2 | 152.78 | 20.48 | 1084.3 | 33.06 | 1.9E+23 | 4.2E+05 | 6.2 | DCN (3−2) | 2.07 × 1.85 | 2.61 × 2.16 |
| 341 | 20:40:05.40 | +41:32:13.3 | 0.245 | 0.235 | 4.4 | 160.91 | 17.44 | 435.2 | 0.10 | 1.6E+23 | 3.2E+05 | −4.2 | DCN (3−2) | 1.51 × 1.21 | 1.78 × 1.39 |
| 351 | 20:31:20.72 | +38:57:15.4 | 0.258 | 0.190 | 141.2 | 78.63 | 18.29 | 283.2 | 0.38 | 9.1E+22 | 2.0E+05 | −0.6 | DCN (3−2) | 2.69 × 2.44 | 2.38 × 2.02 |
| 507 | 20:20:38.43 | +39:37:45.4 | 0.322 | 0.231 | 6.6 | 372.46 | 21.40 | 3439.6 | 189.06 | 2.8E+23 | 5.1E+05 | 1.6 | DCN (3−2) | 2.38 × 2.17 | 3.18 × 2.67 |
| 509 | 20:31:13.29 | +40:03:12.6 | 0.341 | 0.287 | 134.6 | 300.64 | 18.18 | 1045.0 | 1.20 | 1.7E+23 | 2.7E+05 | 7.4 | C18O (2−l) | 2.77 × 2.51 | 2.38 × 1.92 |
| 684 | 20:40:33.83 | +41:59:03.5 | 0.257 | 0.203 | 38.8 | 109.49 | 17.62 | 315.5 | 0.18 | 1.2E+23 | 2.5E+05 | −6.5 | DCN (3−2) | 1.92 × 1.71 | 2.12 × 1.77 |
| 698 | 20:39:17.42 | +42:16:10.4 | 0.225 | 0.190 | 109.8 | 81.14 | 16.98 | 186.8 | 5.89 | 1.1E+23 | 2.5E+05 | 19.6 | DCN (3−2) | 1.67 × 1.41 | 1.81 × 1.41 |
| 699 | 20:39:00.02 | +42:22:16.0 | 0.397 | 0.282 | 128.8 | 1283 | 20.92 | 10332.1 | 31.03 | 6.5E+23 | 9.5E+05 | −1.5 | DCN (3−2) | 2.02 × 1.74 | 1.79 × 1.45 |
| 753 | 20:20:37.57 | +39:38:25.8 | 0.302 | 0.213 | 92.2 | 189.53 | 17.82 | 582.8 | 0.11 | 1.7E+23 | 3.2E+05 | 1.6 | DCN (3−2) | 2.38 × 2.17 | 3.18 × 2.67 |
| 801 | 20:40:28.06 | +41:57:05.7 | 0.331 | 0.236 | 26.9 | 143.46 | 17.84 | 444.4 | 2.76 | 1.0E+23 | 1.8E+05 | −9.8 | DCN (3−2) | 1.69 × 1.48 | 1.75 × 1.39 |
| 1112 | 20:38:36.70 | +42:37:48.6 | 0.420 | 0.369 | 109.6 | 499.31 | 28.08 | 23522 | 925.99 | 1.8E+23 | 2.3E+05 | 9.0 | C18O (2−l) | 1.62 × 1.37 | 1.91 × 1.54 |
| 1454 | 20:32:21.85 | +40:20:00.7 | 0.508 | 0.414 | 127.8 | 420.81 | 16.17 | 252.7 | 0.22 | 1.1E+23 | 1.8E+05 | 1.9 | C18O (2−l) | 1.69 × 1.33 | 2.93 × 2.39 |
| 1467 | 20:38:59.64 | +42:23:06.9 | 0.341 | 0.233 | 27.6 | 257.92 | 23.4 | 2216.3 | 75.95 | 1.8E+23 | 4.9E+04 | −3.7 | DCN (3−2) | 2.02 × 1.74 | 1.79 × 1.45 |
| 1599 | 20:39:03.13 | +42:26:00.0 | 0.232 | 0.186 | 168.5 | 164.34 | 17.19 | 15187.4 | … | 2.2E+23 | 2.5E+05 | −4.4 | DCN (3−2) | 2.02 × 1.74 | 1.79 × 1.45 |
Notes. (a) The coordinates and physical parameters of the MDCs obtained from Cao et al. (2021). (b) Synthesized beam sizes of the 1.37 mm continuum.(c) Synthesized beam sizes of the SiO (5−4) line.
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