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

Table 5

Missions’ data of the Earth-NEOs transfer by Patched-conic approach.

Asteroid	Δ𝑉^∗1 (km/s)	Δ𝑉^∗∗int1 (km/s)	Δ𝑉Total (km/s)	𝑇1 (days)	𝑉1^∗∗∗ (km/s)	𝑇2 (days)	𝑉2^∗∗∗∗ (km/s)
Apophis	3.280	0.020	3.308	155	1.200	198	1.350
1994WR12	3.225	0.035	3.260	131	4.100	—	—
2007UW1	3.250	0.028	3.278	111	0.690	—	—

∗Departure, **middle curse, ***spacecraft velocity relative to the asteroid in 𝑇1, and ****spacecraft velocity relative to the asteroid in 𝑇2.