* Astronomy

Blobrana · L

RE: Asteroid 2010 LG61

Blobrana · L

Orbital elements:
2010 LG61
Epoch 2010 July 23.0 TT = JDT 2455400.5                 MPC
M   5.67912              (2000.0)            P               Q
n   0.05200065     Peri.  351.87546     +0.78020877     -0.26942394
a   7.1088094      Node   317.24823     -0.51693127     -0.78588446
e   0.8077127      Incl.  123.73467     -0.35221633     +0.55659353
P  18.95           H   18.5           G   0.15           U   7

MPEC 2010 - O48

Blobrana · L

Removed as an Earth Impact Risk.

Blobrana · L

2010 LG61
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-9.66
Palermo Scale (cumulative)	-8.88
Impact Probability (cumulative)	1.1e-08
Number of Potential Impacts	9

V_impact	11.19 km/s
V_infinity	0.94 km/s
H	26.7
Diameter	0.016 km
Mass	7.7e+06 kg
Energy	1.2e-01 MT
all above are mean values weighted by impact probability

Analysis based on
7 observations spanning .52909 days
(2010-Jun-02.69239 to 2010-Jun-03.22148)

Blobrana · L

Orbital elements:
2010 LG61                                                Earth MOID = 0.0514 AU
Epoch 2010 May 24.0 TT = JDT 2455340.5                  MPC
M 131.26111              (2000.0)            P               Q
n   1.28825946     Peri.  240.42492     -0.15788239     -0.98542149
a   0.8365023      Node   218.82124     +0.93735431     -0.12937513
e   0.2479860      Incl.    5.80306     +0.31054799     -0.11048331
P   0.77           H   23.4           G   0.15
From 7 observations 2010 June 2-3.

MPEC 2010 - L63

The 42 - 93 metre wide asteroid 2010 LG61 will make a close pass (25.6 lunar distances, 0.0659 AU), travelling at 3.24 km/second, to the Earth-Moon system on the 21st June, 2010 @ 18:49 UT.

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