The 51 - 110 metre wide asteroid 2012 RJ15 will make a close pass (34.2 LD, 0.0879 AU) travelling at 13.84 km/second, to the Earth-Moon system on the 18th March 2015 @ 14:30 UT ±17:34.
The 51 - 110 metre wide asteroid 2012 RJ15 will make a close pass (43.5 lunar distances, 0.1119 AU), travelling at 13.72 km/second, to the Earth-Moon system on the 12th March, 2014 @ 10:55 UT ±17:03.
The 51 - 110 metre wide asteroid 2012 RJ15 will make a close pass (63.9 lunar distances, 0.1641 AU), travelling at 12.50 km/second, to the Earth-Moon system on the 16th September, 2013 @ 23:12 UT ±03:46.
The 51 - 110 metre wide asteroid 2012 RJ15 will make a close pass (63.1 lunar distances, 0.1621 AU), travelling at 13.89 km/second, to the Earth-Moon system on the 6th March, 2013 @ 08:20 UT ±05:53.
Orbital elements:
2012 RJ15 Earth MOID = 0.0872 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5 MPC
M 235.84820 (2000.0) P Q
n 0.97475975 Peri. 320.56474 -0.72951083 -0.68332538
a 1.0074055 Node 175.93541 +0.68393638 -0.72921442
e 0.1239864 Incl. 24.74658 +0.00670701 +0.03623187
P 1.01 H 23.5 G 0.15 U 8
The 54 - 120 metre wide asteroid 2012 RJ15 will make a close pass (46.1 lunar distances, 0.1185 AU), travelling at 12.39 km/second, to the Earth-Moon system on the 18th September, 2012 @ 15:38 UT ±00:12.