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Table 1

Characteristics of the LABOCA 870-μm clumps.

Source α2000.0 δ2000.0 da Reff M N(H2) ⟨ n(H2) ⟩ Comments
[h:m:s] [°:′:″] [kpc] [pc] [M⊙] [1022 cm-2] [104 cm-3]
G1.87-0.14
SMM 1 ... 17 49 44.0 –27 33 28 1.50 ± 0.02 13 891 ± 2 161 16.0 ± 2.0 50.9 ± 7.9 IR-dark
SMM 8 ... 17 49 59.4 –27 29 24 1.09 ± 0.02 2 679 ± 291 5.1 ± 0.8 0.9 ± 0.1 IR-dark
SMM 10 ... 17 49 59.7 –27 30 36 0.78 ± 0.02 865 ± 102 3.1 ± 0.5 0.8 ± 0.1 8 μm and 24 μm source
SMM 12 ... 17 50 03.0 –27 33 56 1.18 ± 0.02 3 218 ± 351 6.5 ± 0.7 0.9 ± 0.1 8 μm and 24 μm source
SMM 14 ... 17 50 04.2 –27 34 57 0.93 ± 0.02 2 617 ± 285 7.7 ± 1.0 1.5 ± 0.2 IR-dark
SMM 15 ... 17 50 05.1 –27 28 32 1.00 ± 0.03 1 635 ± 195 3.3 ± 0.5 0.7 ± 0.1 group of 8 μm sources and a 24 μm source
SMM 16 ... 17 50 09.0 –27 33 36 1.15 ± 0.03 3 139 ± 352 5.4 ± 0.8 0.9 ± 0.1 IR-dark
SMM 17 ... 17 50 12.3 –27 36 48 0.73 ± 0.02 1 506 ± 179 5.6 ± 0.8 1.8 ± 0.2 IR-dark
SMM 20 ... 17 50 13.5 –27 20 40 1.60 ± 0.05 4 168 ± 499 3.8 ± 0.5 0.5 ± 0.1 8 μm and 24 μm source
SMM 21 ... 17 50 13.8 –27 35 24 0.72 ± 0.02 816 ± 76 2.9 ± 0.5 1.0 ± 0.1 8 μm and 24 μm source
SMM 23 ... 17 50 15.0 –27 21 33 1.50 ± 0.05 8 014 ± 969 7.4 ± 1.0 1.1 ± 0.1 IR-dark
SMM 24 ... 17 50 15.3 –27 34 24 1.15 ± 0.03 3 521 ± 389 5.2 ± 0.8 1.1 ± 0.1 IR-dark
SMM 27 ... 17 50 18.9 –27 26 32 0.73 ± 0.02 1 266 ± 148 4.8 ± 0.8 1.5 ± 0.2 IR-dark
SMM 28 ... 17 50 19.2 –27 27 53 1.28 ± 0.04 3 190 ± 380 3.8 ± 0.6 0.7 ± 0.1 group of 8 μm sources and a 24 μm source
SMM 30 ... 17 50 22.8 –27 21 28 1.29 ± 0.04 3 678 ± 434 4.1 ± 0.8 0.8 ± 0.1 IR-dark
SMM 31 ... 17 50 24.3 –27 28 29 0.66 ± 0.03 527 ± 83 1.9 ± 0.4 0.8 ± 0.1 8 μm and 24 μm source
SMM 38 ... 17 50 46.3 –27 24 32 1.33 ± 0.04 3 606 ± 423 5.2 ± 0.8 0.7 ± 0.1 IR-dark
G2.11+0.00
SMM 5 17 50 36.0 –27 05 44 1.23 ± 0.02 2 054 ± 215 6.9 ± 0.7 0.5 ± 0.1 IRAS 17474-2704; UC H ii regionb; OH maserc;
extended 8 μm emission
G11.36+0.80
SMM 1 ... 18 07 35.0 –18 43 46 0.38 ± 0.06 177 ± 59 2.7 ± 0.3 1.5 ± 0.5 8 μm and 24 μm source
SMM 2 ... 18 07 35.6 –18 43 22 0.37 ± 0.06 217 ± 73 3.3 ± 0.4 2.0 ± 0.7 IR-dark
SMM 3 ... 18 07 35.8 –18 42 42 0.47 ± 0.06 255 ± 85 3.3 ± 0.4 1.1 ± 0.4 8 μm and 24 μm source
SMM 4 ... 18 07 36.1 –18 44 26 0.38 ± 0.06 140 ± 47 2.6 ± 0.3 1.2 ± 0.4 group of 8 μm and 24 μm sources
SMM 5 ... 18 07 36.7 –18 41 14 0.52 ± 0.08 265 ± 89 2.7 ± 0.3 0.9 ± 0.3 8 μm and 24 μm source
SMM 6 ... 18 07 39.0 –18 42 10 0.18 ± 0.03 35 ± 13 1.4 ± 0.3 2.7 ± 1.0 IR-dark
SMM 7 ... 18 07 40.4 –18 43 18 0.34 ± 0.05 81 ± 27 1.6 ± 0.2 0.9 ± 0.3 8 μm and 24 μm source
G13.22-0.06
SMM 4 ... 18 13 55.9 –17 28 34 0.93 ± 0.07 1 724 ± 319 5.3 ± 0.7 1.0 ± 0.2 8 μm and 24 μm source
SMM 5 ... 18 14 00.7 –17 28 38 1.08 ± 0.08 4 876 ± 902 24.7 ± 2.5 1.8 ± 0.3 8 μm source and extended 24 μm emission
SMM 6 ... 18 14 08.8 –17 28 57 0.74 ± 0.05 920 ± 171 3.6 ± 0.5 1.0 ± 0.2 extended 8 μm and 24 μm emission
SMM 7 ... 18 14 09.4 –17 27 21 1.55 ± 0.11 9 070 ± 1 678 13.3 ± 1.4 1.1 ± 0.2 extended 8 μm and 24 μm emission
SMM 10 ... 18 14 12.2 –17 25 14 0.53 ± 0.04 536 ± 102 3.7 ± 0.7 1.6 ± 0.3 IR-dark
SMM 11 ... 18 14 14.4 –17 26 30 0.81 ± 0.06 767 ± 143 2.2 ± 0.4 0.7 ± 0.1 diffuse 8 μm and 24 μm emission
SMM 23 ... 18 14 36.8 –17 29 22 0.43 ± 0.05 252 ± 66 2.9 ± 0.4 1.4 ± 0.4 8 μm and 24 μm source
SMM 27 ... 18 14 40.7 –17 29 22 0.76 ± 0.09 1 757 ± 451 13.9 ± 1.5 1.8 ± 0.5 group of 8 μm sources and a 24 μm source
SMM 29 ... 18 14 42.1 –17 37 06 d 2.77 ± 0.09 17 927 ± 2 094 10.6 ± 1.1 0.4 ± 0.04 IRAS 18117-1738; extended 8 μm emission
SMM 32 ... 18 14 49.9 –17 32 45 1.33 ± 0.09 3 694 ± 638 10.8 ± 1.1 0.7 ± 0.1 H ii regione; extended 8 μm emission

Notes.

(a)

Near kinematic distance unless otherwise stated.

(d)

Far distance; the distance ambiguity of the IRAS source was resolved by Sewilo et al. (2004).

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