* Astronomy

Blobrana · L

RE: Asteroid 2010 JJ1

Blobrana · L

Removed as an Earth Impact Risk.

Blobrana · L

2010 JJ1
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-6.84
Palermo Scale (cumulative)	-6.77
Impact Probability (cumulative)	4.8e-07
Number of Potential Impacts	3

V_impact	13.75 km/s
V_infinity	8.05 km/s
H	25.2
Diameter	0.030 km
Mass	3.8e+07 kg
Energy	8.6e-01 MT
all above are mean values weighted by impact probability

Analysis based on
19 observations spanning 1.0183 days
(2010-May-05.16097 to 2010-May-06.17925)

Blobrana · L

The 24 - 53 metre wide asteroid 2010 JJ1 will make a close pass (14.2 lunar distances, 0.0366 AU), travelling at 7.10 km/second, to the Earth-Moon system on the 11th May, 2010.

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

Blobrana · L

Orbital elements:
2010 JJ1                                                 Earth MOID = 0.0358 AU
Epoch 2010 July 23.0 TT = JDT 2455400.5                 MPC
M  20.73561              (2000.0)            P               Q
n   0.26455484     Peri.  344.22330     -0.72540575     +0.68784901
a   2.4032129      Node   239.26553     -0.62827080     -0.67679868
e   0.5658349      Incl.    1.70002     -0.28118020     -0.26231143
P   3.73           H   25.3           G   0.15           U   8

MPEC 2010 - J24