W49A: a starburst triggered by expanding shells | Astronomy & Astrophysics (A&A)

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Table 1:

The projected kinetic energy estimates of gas ejections.
Source	$D^{\rm a}$	$M^{\rm b}$	$V^{\rm c}$	$E_{\rm kin}$
	(pc)	( $M_{\odot}$ )	(km s^-1)	( $\times10^{49}$ erg)
G43.224-0.038	12.6	$2.6\times10^3$	$21.7\pm4.9$	$1.2\pm0.6$
G43.24-0.05	15.6	$1.6\times10^4$	$26.8\pm6.0$	$11.4\pm5.6$
W49A Southwest	6.2	$3.5\times10^4$	$10.7\pm2.4$	$4.0\pm2.0$
OH43.13+0.04	12.2	$8.0\times10^3$	$21.0\pm4.7$	$3.5\pm1.7$
G43.108+0.044	15.9	$1.9\times10^3$	$27.4\pm6.1$	$1.4\pm0.7$
G43.009+0.050	18.0	$2.0\times10^3$	$31.0\pm6.9$	$1.9\pm0.9$

Notes. ^(a) The distance to the shell expansion center without a projection correction. ^(b) The gas mass of clumps adopted from Matthews et al. (2009). ^(c) The ejection velocity of clumps assuming a constant ejection velocity in $5.7\times10^5$ yr.

Source LaTeX | All tables | In the text

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