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Post Info TOPIC: Asteroid 2011 EX4


L

Posts: 131433
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RE: Asteroid 2011 EX4
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The 33 - 75 metre wide asteroid 2011 EX4 will make a close pass (28.6 LD, 0.0735 AU) travelling at 5.61 km/second, to the Earth-Moon system on the 30th April 2015 @ 01:22 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:
2011 EX4                                                 Earth MOID = 0.0040 AU
Epoch 2015 June 27.0 TT = JDT 2457200.5                 MPC
M 293.87636              (2000.0)            P               Q
n   1.24435137     Peri.  219.10512     +0.97736771     -0.21019152
a   0.8560662      Node   152.99979     +0.20489840     +0.91246075
e   0.2737328      Incl.    3.01947     +0.05262140     +0.35104829
P   0.79           H   24.6           G   0.15           U   4

MPEC 2015 - H21



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L

Posts: 131433
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Orbital elements:
2011 EX4 Earth MOID = 0.0040 AU
Epoch 2011 Feb. 8.0 TT = JDT 2455600.5 MPC
M 102.11074 (2000.0) P Q
n 1.24325645 Peri. 219.14037 +0.97581148 -0.21732649
a 0.8565688 Node 153.38315 +0.21149888 +0.91107509
e 0.2739149 Incl. 3.03087 +0.05531893 +0.35030183
P 0.79 H 24.4 G 0.15 U 8

MPEC 2011 - E19


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