Alternative Transfers to the NEOs 99942 Apophis, 1994 WR12, and 2007 UW1 via Derived Trajectories from Periodic Orbits of Family G

Table 2

Some characteristics of the NEOs orbits.

Asteroid	𝑉ave (km/s)	𝑉esc (m/s)	Aphelion (UA)	Perihelion (UA)	Mass (kg)	Diameter (m)
Apophis	30.728	0.144	1.099	0.746	2.7×10^10	270
1994WR12	34.706	0.050	1.058	0.455	2.0×10^9	110-260
2007UW1	31.509	0.047	1.017	0.798	1.3×10^9	80-190

Source: http://neo.jpl.nasa.gov/.