The 50 - 110 metre wide asteroid 2000 YA made a close pass (2.9 lunar distances, 0.0074 AU), travelling at 13.62 km/second, to the Earth-Moon system on the 26th December, 2011 @ 05:36 UT ±00:01.
2000 YA
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5 MPC
M 11.92071 (2000.0) P Q
n 0.26731709 Peri. 59.11225 -0.80687103 -0.58888384
a 2.3866289 Node 84.77014 +0.52473976 -0.75076016
e 0.6453468 Incl. 2.68422 +0.27130668 -0.29929083
P 3.69 H 23.7 G 0.15 U 0
From 155 observations at 2 oppositions, 2000-2011
Astronomers have tracked a large asteroid moving close to Earth. The 45-metre-wide space rock, travelling at more than 30 kilometres per second, came within 480,000 kilometres of the planet. Read more
The 50 - 110 metre wide asteroid 2000 YA will make a close pass (2.9 lunar distances, 0.0074 AU), travelling at 13.62 km/second, to the Earth-Moon system on the 26th December, 2011 @ 05:43 UT ±00:44.