Open Access

Table 1

Typical properties of structures on different size scales related to star formation.

Structure n M Ref.
(pc) (cm−3) (M)
GMA(a) 150 10 106−107 6
GMC(b) 50 100 105 1,2,4,6
Cloud 10 500 104 1,2,3,4,6
Clump 1 5000 103 1,2,3,4,6,8
Filament 1−10 × 104 1−30 × 5,6
0.05−0.25
Cores 0.1 104−106 10−103 1,2,3,5
Embedded 5−500 × 10−5 106−109 0.1−100 7
Discs (10-1000 AU)

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