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Post Info TOPIC: Asteroid 2011 AH5
Blobrana


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RE: Asteroid 2011 AH5
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Orbital elements:
2011 AH5                                                 Earth MOID = 0.0034 AU
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
M 134.48078              (2000.0)            P               Q
n   0.88055485     Peri.  267.22910     -0.92125255     +0.37358839
a   1.0780323      Node   294.68866     -0.29239445     -0.84874324
e   0.2901970      Incl.    6.84467     -0.25651361     -0.37425478
P   1.12           H   26.0           G   0.15           U   1

MPEC 2012 - Q35



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Blobrana


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The 17 - 39 metre wide asteroid 2011 AH5 will make a close pass (65.0 lunar distances, 0.1670 AU), travelling at 5.84 km/second, to the Earth-Moon system on the 25th June, 2012 @ 13:12 UT ±14:44. 

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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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Blobrana


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2011 AH5
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -5.94
Palermo Scale (cumulative) -5.31
Impact Probability (cumulative) 2.0e-05
Number of Potential Impacts 450
Vimpact 14.49 km/s
Vinfinity 9.26 km/s
H 26.0
Diameter 0.022 km
Mass 1.4e+07 kg
Energy 3.5e-01 MT
all above are mean values
weighted by impact probability
Analysis based on
13 observations spanning .69277 days
(2011-Jan-08.33953 to 2011-Jan-09.0323)



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Blobrana


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Posts: 131433
Date:
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Orbital elements:
2011 AH5                                                 Earth MOID = 0.0039 AU
Epoch 2011 Feb. 8.0 TT = JDT 2455600.5                  MPC
M 326.40037              (2000.0)            P               Q
n   0.87942846     Peri.  266.79417     -0.92332781     +0.36884647
a   1.0789526      Node   294.82856     -0.28865059     -0.85015024
e   0.2882887      Incl.    6.76157     -0.25327178     -0.37576169
P   1.12           H   26.0           G   0.15           U   7

MPEC 2011 - A32

The 17 - 38 metre wide asteroid 2011 AH5 will make a close pass (3.4 lunar distances, 0.0087 AU), travelling at 9.66 km/second, to the Earth-Moon system on the 13th January, 2011 @ 09:39 UT ±01:25.

See more

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


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