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Post Info TOPIC: Asteroid 2009 SB170


L

Posts: 131433
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RE: Asteroid 2009 SB170
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The 200 - 440 metre wide asteroid 2009 SB170 will make a close pass (69.6 lunar distances, 0.1789 AU), travelling at 32.39 km/second, to the Earth-Moon system on the 29th September, 2012 @ 00:33 UT ±00:01. 

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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

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Orbital elements:
2009 SB170                                               Earth MOID = 0.1012 AU
Epoch 2012 Mar. 14.0 TT = JDT 2456000.5                 MPC
M 263.70440              (2000.0)            P               Q
n   0.63154929     Peri.   44.93485     -0.59259351     +0.80100475
a   1.3454407      Node   189.85148     -0.80480446     -0.58438581
e   0.7423147      Incl.   29.78700     +0.03350689     +0.12994077
P   1.56           H   20.8           G   0.15           U   3

MPEC 2011 - Y38



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L

Posts: 131433
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Orbital elements:
2009 SB170 Earth MOID = 0.0979 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC
M 352.53886 (2000.0) P Q
n 0.69152796 Peri. 43.70741 -0.61539308 +0.78455669
a 1.2664738 Node 189.26161 -0.78810431 -0.61078990
e 0.7230288 Incl. 28.14156 +0.01352616 +0.10680120
P 1.43 H 20.6 G 0.15 U 9

MPEC 2009 - S124


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