Fig. 3
Correlation between the power-law index of the N-PDF and Class 0 fraction across Orion A regions. The Class 0 fraction can be related to a timescale, as indicated, assuming a constant SFR (see text). Gray ×-symbols are the data from Perseus from Sadavoy (2013), Sadavoy et al. (2014), and Sadavoy (priv. comm., 2015). The dashed gray curve shows the linear fit to the data, which have a correlation coefficient of 0.7.
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