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Post Info TOPIC: Asteroid 2009 CT


L

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Asteroid 2009 CT
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The 330 - 750 metre wide asteroid 2009 CT will make a close pass (77.2 lunar distances, 0.1984 AU), travelling at 13.35 km/second, to the Earth-Moon system on the 1st April 2014 @ 20:49 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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Orbital elements:
2009 CT                                                  Earth MOID = 0.0584 AU
Epoch 2013 Nov. 4.0 TT = JDT 2456600.5                  MPC
M 286.75066              (2000.0)            P               Q
n   0.38975660     Peri.  337.79197     -0.28276914     +0.95686941
a   1.8561243      Node   275.73202     -0.86965971     -0.28507058
e   0.6387627      Incl.    3.84097     -0.40464008     -0.05599728
P   2.53           H   19.5           G   0.15           U   3

MPEC 2014 - C07



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L

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2009CT - impactor table
Object: 2009CT    

date MJD sigma sigimp dist ± width stretch p_RE exp. en. PS
YYYY/MM (RE) (RE) RE/sig MT
--------------------------------------------------------------------------------------------------
2016/07/14.997 57583.997 2.420 0.271 213.41 ± 781.853 1.23E+06 4.53E-11 5.06E-07 -6.45
2017/07/04.136 57938.136 2.512 0.118 1676.04 ± 976.138 1.40E+06 2.46E-11 2.84E-07 -6.76
2017/07/12.805 57946.805 2.514 0.078 64.81 ± 816.686 1.56E+06 2.47E-11 2.85E-07 -6.76
2018/07/07.967 58306.967 2.587 0.050 647.57 ± 896.106 1.87E+06 1.46E-11 1.74E-07 -7.03
2018/07/10.959 58309.959 2.588 0.060 51.60 ± 842.222 1.93E+06 1.47E-11 1.75E-07 -7.02
2023/07/15.234 60140.234 2.408 0.258 205.82 ± 793.246 2.66E+06 2.11E-11 2.35E-07 -7.07
2024/07/12.979 60503.979 2.460 0.133 109.23 ± 811.150 2.67E+06 1.72E-11 1.95E-07 -7.19
2024/07/12.977 60503.977 2.460 0.133 109.23 ± 811.185 2.67E+06 1.72E-11 1.95E-07 -7.19
2025/07/12.603 60868.603 2.505 0.076 62.64 ± 812.482 3.27E+06 1.21E-11 1.40E-07 -7.36
2070/07/08.019 77300.019 2.463 0.114 89.18 ± 775.011 4.06E+06 1.19E-11 1.35E-07 -7.94
2079/07/01.722 80580.722 2.385 0.238 411.21 ± 1725.489 1.28E+06 2.31E-11 2.54E-07 -7.73

Based on 15 optical observations (of which 0 are rejected as outliers)
from 2009/02/02.483 to 2009/02/03.554.
Source

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2009 CT = 9C08A7D (NEOCPO)
Orbital elements:
2009 CT Earth MOID = 0.0569 AU
Epoch 2009 Jan. 29.0 TT = JDT 2454860.5 MPC
M 317.83143 (2000.0) P Q
n 0.51197552 Peri. 350.16630 -0.19921019 +0.97824815
a 1.5475211 Node 268.32619 -0.89511572 -0.20567041
e 0.5902899 Incl. 3.31745 -0.39885229 -0.02702300
P 1.93 H 19.7 G 0.15
From 15 observations 2009 Feb. 2-3.
MPEC 2009 -C25

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