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Table 4

Cloud properties as a function of cloud type and for all clouds together.

Na Rdist Re ΔVCO ΔVHI MH2
(kpc) (pc) (km s-1) (km s-1) (M⊙)
All clouds 337 2.47 ± 1.39 55 ± 22 6.5 ± 2.0 11.1 ± 2.7 8.5 ± 12 × 104
Type A No filtering 49 2.53 ± 1.38 51 ± 24 5.5 ± 1.9 11.0 ± 2.9 3.7 ± 5.0 × 104
p ≥ 0.7 28 2.46 ± 1.31 49 ± 28 7.3 ± 2.8 11.4 ± 2.9 4.5 ± 3.6 × 104
Type B No filtering 101 2.46 ± 1.26 40 ± 19 7.6 ± 2.2 10.9 ± 2.3 9.2 ± 11 × 104
p ≥ 0.7 43 2.42 ± 1.28 44 ± 16 8.4 ± 3.2 11.0 ± 2.4 7.2 ± 11 × 104
Type C No filtering 163 2.40 ± 1.45 59 ± 23 6.8 ± 2.1 11.2 ± 2.8 11 ± 14 × 104
p ≥ 0.7 114 2.51 ± 1.47 60 ± 22 7.2 ± 2.1 11.0 ± 2.5 13 ± 16 × 104
N MH   i ⟨ICO⟩
(M⊙) (K) (mK) (K  km  s-1) (K  km  s-1)
All clouds 337 14 ± 12 × 104 74 ± 16 38 ± 34 1.5 ± 1.1 1.1 ± 0.3 × 103
Type A No filtering 49 8.6 ± 4.9 × 104 72 ± 15 23 ± 20 1.0 ± 0.7 1.1 ± 0.4 × 103
p ≥ 0.7 28 8.1 ± 5.0 × 104 73 ± 16 26 ± 23 1.0 ± 0.9 1.2 ± 0.4 × 103
Type B No filtering 101 13 ± 10 × 104 75 ± 15 40 ± 32 1.7 ± 1.2 1.1 ± 0.3 × 103
p ≥ 0.7 43 12 ± 9.0 × 104 72 ± 14 46 ± 41 1.4 ± 1.5 1.1 ± 0.4 × 103
Type C No filtering 163 17 ± 14 × 104 75 ± 16 41 ± 35 1.6 ± 1.1 1.1 ± 0.4 × 103
p ≥ 0.7 114 18 ± 15 × 104 77 ± 17 46 ± 39 1.7 ± 1.2 1.1 ± 0.3 × 103

Notes.  For each cloud type, the first line gives the average and the dispersion for all clouds of that type and the second line gives the same quantities for the clouds whose type is well-defined.

(a)

Number of clouds in each sample or subsample.

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