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Table 6

Effective radius, mass, H2 column density, and volume-averaged H2 density derived from the 350 μm emission.

Source Reff M N(H2)  ⟨ n(H2) ⟩ 
[pc] [M] [1022 cm-2] [105 cm-3]

SMM 3 0.03 2.1 ± 0.8 10.4 ± 2.7 4.0 ± 1.5
SMM 3b ... ... 0.7 ± 0.2a ...
SMM 3c ... ... 0.7 ± 0.2a ...
IRAS 05405-0117 0.02 0.2 ± 0.1 1.3 ± 0.3 2.0 ± 1.0
SMM 4 0.01 0.04 ± 0.02 0.4 ± 0.1 0.9 ± 0.5
SMM 4b 0.02 0.1 ± 0.04a 0.7 ± 0.1a 1.0 ± 0.4
SMM 5 ... ... 0.6 ± 0.1 ...
SMM 6 0.02 0.2 ± 0.1 1.0 ± 0.1 1.6 ± 0.8
SMM 6b 0.02 0.1 ± 0.05a 0.9 ± 0.1a 1.3 ± 0.6
SMM 6c 0.01b 0.1 ± 0.04ab 0.7 ± 0.1a 1.9 ± 0.7b
SMM 6d ... ... 0.7 ± 0.1a ...
Ori B9 N ... ... 0.3 ± 0.1 ...
SMM 7 0.02 0.6 ± 0.3 1.9 ± 1.0 2.6 ± 1.3
SMM 7b ... ... 1.3 ± 0.7a ...

Notes. 

(a)

Calculated by assuming Tdust is the same as for the “main” core.

(b)

These values include contributions from both SMM 6b and 6c.

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