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Asteroid 2011 DE5

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2011 DE5
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-4.81
Palermo Scale (cumulative)	-4.54
Impact Probability (cumulative)	3.0e-05
Number of Potential Impacts	19

V_impact	18.25 km/s
V_infinity	14.45 km/s
H	26.5
Diameter	0.017 km
Mass	6.9e+06 kg
Energy	2.7e-01 MT
all above are mean values weighted by impact probability

Analysis based on
12 observations spanning .92819 days
(2011-Feb-25.33918 to 2011-Feb-26.26737)

Blobrana · L

The 13 - 30 metre wide asteroid 2011 DE5 will make a close pass (4.9 lunar distances, 0.0127 AU), travelling at 15.30 km/second, to the Earth-Moon system on the 1st March, 2011 @ 17:18 UT ±00:40.

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

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Orbital elements:
2011 DE5                                                 Earth MOID = 0.0000 AU
Epoch 2011 Feb. 8.0 TT = JDT 2455600.5                  MPC
M 343.77833              (2000.0)            P               Q
n   0.27373977     Peri.   56.21855     -0.79838925     +0.60214126
a   2.3491502      Node   160.80483     -0.55317451     -0.73299082
e   0.6493215      Incl.    0.12527     -0.23784989     -0.31646543
P   3.60           H   26.5           G   0.15           U   8

MPEC 2011 - D43