Orbital elements:
2017 MA3 Earth MOID = 0.0036 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5 MPC
M 13.92474 (2000.0) P Q
n 0.27327288 Peri. 196.94600 +0.46335598 +0.88351188
a 2.3518251 Node 100.70309 -0.80473659 +0.45193492
e 0.5776377 Incl. 4.00420 -0.37107985 +0.12313237
P 3.61 H 26.8 G 0.15 U 5
The 12 - 27 metre wide asteroid 2017 MA3 in the constellation Cygnus will make a close pass (3.23 LD, 0.00829 AU) travelling at 9.28 km/second, to the Earth-Moon system on the 27th June 2017 @ 07:37 UT ±00:01.