**Table 1:** Initial orbital elements and evolution of case-study objects. *Notes:* Columns are, from left: Object designation; initial orbital elements (epoch is JD 2 452 120.5); number of approaches within the Hill spheres of Mercury and Venus; time until achievement of Venus crossing orbit; time until first Venus close approach; lifetime; note ("CO'' means collision). Data from integration 4.
Object	a	e	i	$\omega$	$\Omega$	M	$N_{\rm Me}$	$N_{\rm Ve}$	$T_{\rm VCO}$	$T_{\rm VCA}$	$T_{\rm int}$	Note
	(AU)		( $\hbox{$^\circ$ }$ )	( $\hbox{$^\circ$ }$ )	( $\hbox{$^\circ$ }$ )	( $\hbox{$^\circ$ }$ )			(Myr)	(Myr)	(Myr)
38	0.3784229	0.1945032	7.20561	26.88380	47.82560	12.86873	1763	1	1.38	1.6	1.6	Venus CO
60	0.3952884	0.2177328	6.96164	31.95132	43.96596	7.37471	1080	587	0.056	4.9	11.0	Int. aborted
91	0.3651101	0.1603426	7.47004	26.93263	49.79761	12.39453	726	4502	0.076	4.9	11.0	Int. aborted. Fig. 1
96	0.3655905	0.1638854	6.80923	30.54178	44.94961	9.15255	2984	0	-	-	6.0	Mercury CO
134	0.3775369	0.1924173	6.77262	23.02849	47.98355	11.55416	289	0	-	-	0.11	Mercury CO

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