Grain growth across protoplanetary discs: 10 μm silicate feature versus millimetre slope

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Table 1:

Distances to and ages of star-forming clouds.
Cloud	Age^a	D^b
	(Myr)	(pc)
Lupus 1 and 2	${\la}1$	$150 \pm 20$
Lupus 3	1-1.5	$200 \pm 20$
Lupus 4	1-1.5	$165 \pm 15$
Cha I	3-4 (southern subcluster)	$160 \pm 15$
	5-6 (northern subcluster)
Corona Australis	5-13	$\sim$ 130
Serpens	1-15	$259 \pm 37$
Gum nebula	2-6	$400 \pm 60$
Taurus-Auriga	1-10	$140 \pm 15$

Notes. ^(a) Ages adopted from Heiles (1998), Comerón et al. (2003), James et al. (2006), Luhman (2007), Comerón (2008), Kenyon et al. (2008), Neuhäuser & Forbrich (2008), Oliveira et al. (2009), and references therein.
^(b) Distances adopted from Brandt et al. (1971), Kenyon et al. (1994), Straizys et al. (1996), Whittet et al. (1997), Bertout et al. (1999), de Zeeuw et al. (1999), Comerón (2008), Neuhäuser & Forbrich (2008), and references therein.

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