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Post Info TOPIC: Asteroid 2011 AG5


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RE: Asteroid 2011 AG5
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2011 AG5
Earth Impact Risk Summary
Torino Scale (maximum) 1
Palermo Scale (maximum) -2.42
Palermo Scale (cumulative) -2.26
Impact Probability (cumulative) 1.6e-04
Number of Potential Impacts 11
Vimpact 14.66 km/s
Vinfinity 9.53 km/s
H 21.9
Diameter 0.140 km
Mass 3.9e+09 kg
Energy 9.9e+01 MT
all above are mean values
weighted by impact probability
Analysis based on
93 observations spanning 28.907 days
(2011-Jan-08.2673 to 2011-Feb-06.17447)



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2011 AG5
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -3.35
Palermo Scale (cumulative) -3.16
Impact Probability (cumulative) 2.3e-05
Number of Potential Impacts 7
Vimpact 14.66 km/s
Vinfinity 9.53 km/s
H 22.0
Diameter 0.130 km
Mass 3.2e+09 kg
Energy 8.1e+01 MT
all above are mean values
weighted by impact probability
Analysis based on
60 observations spanning 13.967 days
(2011-Jan-08.2673 to 2011-Jan-22.23445)



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2011 AG5
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -3.47
Palermo Scale (cumulative) -3.27
Impact Probability (cumulative) 1.8e-05
Number of Potential Impacts 6
Vimpact 14.66 km/s
Vinfinity 9.53 km/s
H 22.1
Diameter 0.130 km
Mass 3.1e+09 kg
Energy 7.8e+01 MT
all above are mean values
weighted by impact probability
Analysis based on
56 observations spanning 13.535 days
(2011-Jan-08.2673 to 2011-Jan-21.8026)



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Posts: 131433
Date:
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2011 AG5
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -3.30
Palermo Scale (cumulative) -2.48
Impact Probability (cumulative) 4.2e-05
Number of Potential Impacts 115
Vimpact 14.79 km/s
Vinfinity 9.72 km/s
H 22.1
Diameter 0.130 km
Mass 3.1e+09 kg
Energy 8.1e+01 MT
all above are mean values
weighted by impact probability
Analysis based on
25 observations spanning .88835 days
(2011-Jan-08.2673 to 2011-Jan-09.155648)


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Orbital elements:
2011 AG5 PHA, Earth MOID = 0.0003 AU
Epoch 2011 Feb. 8.0 TT = JDT 2455600.5 MPC
M 337.76377 (2000.0) P Q
n 0.53492647 Peri. 53.11731 -0.99064248 +0.12754547
a 1.5029343 Node 134.15340 -0.13648246 -0.92538819
e 0.4229673 Incl. 3.88212 -0.00014768 -0.35691575
P 1.84 H 22.0 G 0.15 U 8

MPEC 2011 - A31


The 100 - 230 metre wide asteroid 2011 AG5 will make a close pass (36.6 lunar distances, 0.0941 AU), travelling at 7.73 km/second, to the Earth-Moon system on the 24th February, 2011 @ 20:48 UT 2 days 19:34.

See more

The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).


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