Table 5
46 MDCs: Nature and additional comments of > 75 M⊙ compact sources: 32 MDCs and 14 undefined cloud structures.
| Number | Nature | Comments | 8 μm | 21−24 μm | Lsubmm/Lbol |
| Id | source | flux | (%) | ||
|
|
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| 1 | UCH ii region NGC 6334-F1. NGC6334-I2. CH3OH Maser3. | Y | Strong | 0.4 | |
| 6 | IR-bright | NGC 6334-V2. EGO. CH3OH Maser2. | Y | Strong | 0.1 |
| 10 | protostellar | Close to CH ii region NGC6334-C1. CH3OH Maser3. | Y | Strong | 0.4 |
| 32 | Partially contains #38. | Y | Strong | 0.3 | |
| 38 | MDC | NGC6334-IV (A)4. | Y | Strong | 0.2 |
| 46 | NGC634-IV (MM3)5. CH3OH Maser3. | Y | Strong | 0.5 | |
|
|
|||||
| 2 | Poor fit. Not centrally peaked. Partially contains #14. | N | None | 6.5 | |
| 7 | Close to #6. | N | None | 0.6 | |
| 14 | Poor fit. NGC6334-I(N)6. CH3OH Maser3. | N | Weak | 0.5 | |
| 15 | IR-quiet | Poor fit. Not centrally peaked. Close to #6. | N | None | 1.2 |
| 24 | protostellar | Y | Weak | 1.6 | |
| 30 | N | None | 7.9 | ||
| 33 | MDC | Poor fit. | N | None | 11.7 |
| 37 | Poor fit. | Y | Weak | 10.1 | |
| 41 | N | None | 0.8 | ||
| 42 | N | None | 8.5 | ||
|
|
|||||
| 5∗∗ | N | None | 7.4 | ||
| 11∗ | N | None | 8.5 | ||
| 13 | Poor fit. | N | None | 27.7 | |
| 16 | Poor fit. | N | None | 24.8 | |
| 17 | Close to #6. | N | None | 4.8 | |
| 21∗ | Poor fit. Extended 160 μm. | N | None | 3.2 | |
| 26 | starless | Poor fit. May contain background emission. | N | None | 1.8 |
| 27 | MDC | Poor fit. May contain background emission. | N | None | 5.8 |
| 28 | Poor fit. May contain background emission. | N | None | 2.7 | |
| 31∗ | candidate | N | None | 14.5 | |
| 35∗ | N | None | 4.9 | ||
| 36 | Poor fit. | N | None | 3.7 | |
| 39 | Poor fit. Missing submm measures | N | None | 13.9 | |
| 40 | Poor fit. May contain background emission. | N | None | 3.4 | |
| 44∗ | N | None | 11.6 | ||
| 45∗ | May contain background emission. | N | None | 7.3 | |
|
|
|||||
| 3 | Poor fit. Not centrally peaked. Close to #14. | N | None | 7.2 | |
| 4 | Not centrally peaked. Close to #14. | N | None | 6.2 | |
| 8 | Poor fit. Not centrally peaked. | N | None | 6.2 | |
| 9 | Not centrally peaked. Close to #46. | N | None | 2.7 | |
| 12 | Not centrally peaked. | N | None | 1.1 | |
| 18 | undefined | Overlap with IR source. Not centrally peaked. | Y | Weak | 9.2 |
| 19 | cloud | Poor fit. Not centrally peaked. Close to #46. | N | None | 3.7 |
| 20 | Not centrally peaked. Partially contains #46. | N | None | 2.6 | |
| 22 | structure | Not centrally peaked. Close to H ii region GM1-247. | N | None | 5.6 |
| 23 | Not centrally peaked. Close to H ii region GM1-247. | N | None | 1.6 | |
| 25 | Not centrally peaked. Close to #32. | N | None | 1.7 | |
| 29 | Poor fit. Not centrally peaked. Close to #6. | Y | None | 0.5 | |
| 34 | Poor fit. Not centrally peaked. Missing submm measures. | N | None | 14.7 | |
| 43 | Poor fit. Not centrally peaked. | N | None | 6.5 | |
Notes. “Poor” means fit with reduced 5 <χ2< 10. “Strong” and “Weak” means 21−24 μm flux respectively greater or lower than the minimum flux of IR-bright MDCs defined in Sect. 6.1.2. (∗) Is for MDCs among the best starless candidates.
References. (1) Rodriguez et al. (1982). (2) Loughran et al. (1986). (3) Pestalozzi et al. (2005) and Caswell et al. (2010). (4) Persi & Tapia (2010). (5) Tapia et al. (2009). (6) Gezari (1982). (7) Tapia et al. (1991).
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