* Astronomy

Blobrana · L

RE: Asteroid 2010 AD3

Blobrana · L

Asteroid 2010 AD3 has just passed the Earth.

Blobrana · L

Removed as an Earth Impact Risk.

Blobrana · L

2010 AD3
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-8.81
Palermo Scale (cumulative)	-8.74
Impact Probability (cumulative)	7.2e-10
Number of Potential Impacts	2

V_impact	15.45 km/s
V_infinity	10.70 km/s
H	23.8
Diameter	0.058 km
Mass	2.6e+08 kg
Energy	7.5e+00 MT
all above are mean values weighted by impact probability

Analysis based on
24 observations spanning 1.0538 days
(2010-Jan-08.21126 to 2010-Jan-09.26505)

Blobrana · L

Orbital elements:
2010 AD3                                                 Earth MOID = 0.1079 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5                  MPC
M 355.33437              (2000.0)            P               Q
n   0.19426125     Peri.  209.70899     -0.60693743     -0.79096511
a   2.9526498      Node   277.76784     +0.74371440     -0.53089155
e   0.6323590      Incl.    4.48422     +0.28020679     -0.30418475
P   5.07           H   23.9           G   0.15           U   8

MPEC 2010 - A42

The 45 - 100 metre wide asteroid 2010 AD3 will make a close pass (42.2 lunar distances, 0.1085 AU), travelling at 6.69 km/second, to the Earth-Moon system on the 26th January, 2010.

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The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).