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Post Info TOPIC: Asteroid 2011 SY120


L

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RE: Asteroid 2011 SY120
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Orbital elements:
2011 SY120                                               Earth MOID = 0.0506 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
M  35.55581              (2000.0)            P               Q
n   0.73481608     Peri.  114.97790     -0.45675074     -0.88927080
a   1.2162335      Node     2.60138     +0.49682853     -0.27738013
e   0.2296531      Incl.   31.92951     +0.73792965     -0.36367252
P   1.34           H   23.0           G   0.15           U   4

MPEC 2012 - F61



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L

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The 65 - 150 metre wide asteroid 2011 SY120 will make a close pass (20.1 lunar distances, 0.0517 AU), travelling at 17.55 km/second, to the Earth-Moon system on the 21st March, 2012 @ 22:15 UT ±05:10.

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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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L

Posts: 131433
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Orbital elements:
2011 SY120                                               Earth MOID = 0.0475 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5                 MPC
M 248.61387              (2000.0)            P               Q
n   0.73576788     Peri.  115.01663     -0.45743572     -0.88891976
a   1.2151843      Node     2.60470     +0.49800361     -0.27841047
e   0.2305740      Incl.   31.82279     +0.73671227     -0.36374341
P   1.34           H   23.1           G   0.15           U   9

MPEC 2011 - S88



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