On the survival of metallicity gradients to major dry-mergers

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Table 2:

Orbital parameters.
Orbit id	$r_{\rm ini}$	$v_{\rm ini}$	L^a	E^b
	[kpc]	[100 $\rm km~s^{-1}$ ]	[ $10^2~\rm km~s^{-1}~kpc$ ]	[ $10^4~ \rm km^2~s^{-2}$ ]
01	100.	2.0	57.0	0.
02	100.	3.0	59.0.	2.5
05	100.	2.0	80.0	0.
13	100.	0.0	0.0	-2.
14	70.0	1.5	41.3	-0.66
15	70.0	1.6	41.3	-1.57

^a It is the absolute value of the angular momentum of the unit mass, i.e., $L=\mid \vec{r} \times \vec{v}\mid$ . ^b It is the total energy of the relative motion, i.e., E=v²/2-G(m₁+m₂)/r, with $m_1=m_2=2.3 \times10^{11}~M_{\odot}$ .

Source LaTeX | All tables | In the text

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