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Post Info TOPIC: Asteroid 2009 CR2
Blobrana


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RE: Asteroid 2009 CR2
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Orbital elements:
2009 CR2                                                 Earth MOID = 0.1042 AU
Epoch 2010 July 23.0 TT = JDT 2455400.5                 MPC
M  74.33096              (2000.0)            P               Q
n   0.18305321     Peri.  189.87796     -0.75479239     +0.59434426
a   3.0719760      Node    32.26772     -0.56076792     -0.36510041
e   0.6406879      Incl.   31.32613     -0.34033482     -0.71655886
P   5.38           H   16.7           G   0.15           U   1

MPEC 2010 - H30

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Blobrana


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2009 CR2
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -5.07
Palermo Scale (cumulative) -5.07
Impact Probability (cumulative) 1.3e-10
Number of Potential Impacts 1
Vimpact 22.52 km/s
Vinfinity 19.57 km/s
H 16.5
Diameter 1.700 km
Mass 6.4e+12 kg
Energy 3.8e+05 MT
all above are mean values
weighted by impact probability
Analysis based on
30 observations spanning 11.496 days
(2009-Feb-03.30293 to 2009-Feb-14.79845)

Source

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Blobrana


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Date MJD Sigma imp dist ± width stretch p_RE exp. en PS TS
yr-mo-day (RE) (RE/sigma) (MT)
2024-04-21.763 60421.763 -2.734 0.580 20.33 ± 33.078 2.66e+4 1.17e-8 3.98e-3 -3.17 0

Based on 27 optical observations (of which 0 are rejected as outliers) from 2009-02-03.304 to 2009-02-13.974.



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Blobrana


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2009 CR2
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -3.36
Palermo Scale (cumulative) -3.31
Impact Probability (cumulative) 8.6e-09
Number of Potential Impacts 8
Vimpact 22.03 km/s
Vinfinity 19.00 km/s
H 16.7
Diameter 1.600 km
Mass 5.3e+12 kg
Energy 3.1e+05 MT
all above are mean values
weighted by impact probability
Analysis based on
19 observations spanning 1.5909 days
(2009-Feb-03.30293 to 2009-Feb-04.89386)

Source

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Blobrana


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Asteroid 2009 CR2 = 9C08B18 (NEOCPO)
Orbital elements:
2009 CR2                                                 Earth MOID = 0.1021 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5                 MPC
M 323.92559              (2000.0)            P               Q
n   0.19272970     Peri.  189.47235     -0.78041289     +0.57086912
a   2.9682715      Node    30.26303     -0.53542288     -0.39945318
e   0.6282880      Incl.   30.40669     -0.32292114     -0.71731834
P   5.11           H   16.7           G   0.15           U   9
MPEC 2009 -C45

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