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Post Info TOPIC: Asteroid 2011 GF


L

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RE: Asteroid 2011 GF
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The 170 - 390 metre wide asteroid 2011 GF will make a close pass (57.7 lunar distances, 0.1482 AU), travelling at 20.09 km/second, to the Earth-Moon system on the 13th April, 2013 @ 02:24 UT ±07:09. 

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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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Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2011 04 16    13 22.47   +02 40.2    0.0869   1.088   167.1    11.9    16.6
2011 04 17    13 06.89   -03 20.8    0.0840   1.086   169.6     9.6    16.4
2011 04 18    12 50.31   -09 40.0    0.0826   1.085   167.2    11.8    16.5
2011 04 19    12 32.84   -16 02.2    0.0827   1.083   161.6    17.0    16.7
2011 04 20    12 14.65   -22 11.4    0.0842   1.081   154.9    23.2    16.9
2011 04 21    11 55.97   -27 53.3    0.0872   1.080   148.1    29.4    17.2
2011 04 22    11 37.05   -32 58.5    0.0915   1.078   141.7    35.2    17.4
2011 04 23    11 18.18   -37 22.8    0.0968   1.077   135.9    40.5    17.7
2011 04 24    10 59.62   -41 06.3    0.103    1.076   130.7    45.1    17.9
2011 04 25    10 41.63   -44 12.3    0.110    1.074   126.2    49.1    18.2


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L

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The 160 - 350 metre wide asteroid 2011 GF will make a close pass (32.0 lunar distances, 0.0823 AU), travelling at 19.15 km/second, to the Earth-Moon system on the 18th April, 2011 @ 10:25 UT ±02:51.

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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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Orbital elements:
2011 GF                                                  Earth MOID = 0.0808 AU
Epoch 2011 Feb. 8.0 TT = JDT 2455600.5                  MPC
M 315.37489              (2000.0)            P               Q
n   0.49506817     Peri.  202.05997     -0.69662855     +0.67146837
a   1.5825571      Node    26.12738     -0.54212073     -0.26200427
e   0.3262453      Incl.   35.01250     -0.46990826     -0.69316953
P   1.99           H   21.1           G   0.15           U   8

MPEC 2011 - G17



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