ALMA resolves giant molecular clouds in a tidal dwarf galaxy

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Table 4.

Fits and rank coefficients for GMC scaling relations with CPROPS.

Relation	Method	TDG		North		South		MW Slope
		Slope	ρ	Slope	ρ	Slope	ρ
Size-linewidth	ODR	2.00 ± 0.33	0.49 (0.00)	1.70 ± 0.29	0.62 (0.00)	0.88 ± 0.33	0.30 (0.21)	0.5 ^(a)
	Bayesian

Virial relation	ODR	1.66 ± 0.13	0.80 (0.00)	1.50 ± 0.14	0.81 (0.00)	2.00 ± 0.42	0.77 (0.00)	0.8 ^(a)
	Bayesian

Mass-size	ODR	2.08 ± 0.19	0.70 (0.00)	2.30 ± 0.25	0.68 (0.00)	1.23 ± 0.22	0.77 (0.00)	2.0 ^(a)
	Bayesian

Heyer plot	ODR	0.91 ± 0.13	0.46 (0.00)	0.72 ± 0.12	0.45 (0.12)	0.72 ± 0.21	0.44 (0.06)	0.5 ^(b)
	Bayesian

Notes. ρ is the Spearman rank correlation coefficient, with the p-value indicated in parentheses. For each dataset we used two different fitting methods: orthogonal distance regression (ODR) and a Bayesian code, BayesLineFit.

^(a)

Solomon et al. (1987).

^(b)

Heyer et al. (2009).

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