* Astronomy

Members Login
Username 
 
Password 
    Remember Me  
Home -> Astronomy News -> Solar System -> Asteroid 2009 TU
Post Info TOPIC: Asteroid 2009 TU
Blobrana


L

Posts: 131433
Date:
RE: Asteroid 2009 TU
Permalink  
 

2009 TU
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -6.32
Palermo Scale (cumulative) -5.87
Impact Probability (cumulative) 2.2e-05
Number of Potential Impacts 5
Vimpact 18.80 km/s
Vinfinity 15.15 km/s
H 27.4
Diameter 0.011 km
Mass 2.0e+06 kg
Energy 8.6e-02 MT
all above are mean values
weighted by impact probability
Analysis based on
57 observations spanning 8.2739 days
(2009-Oct-10.18978 to 2009-Oct-18.463635)



__________________
Blobrana


L

Posts: 131433
Date:
Permalink  
 

2009 TU
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -6.29
Palermo Scale (cumulative) -5.84
Impact Probability (cumulative) 2.3e-05
Number of Potential Impacts 5
Vimpact 18.80 km/s
Vinfinity 15.15 km/s
H 27.4
Diameter 0.011 km
Mass 2.1e+06 kg
Energy 8.7e-02 MT
all above are mean values
weighted by impact probability
Analysis based on
52 observations spanning 5.0288 days
(2009-Oct-10.18978 to 2009-Oct-15.21859)



__________________
Blobrana


L

Posts: 131433
Date:
Permalink  
 

2009 TU
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -6.24
Palermo Scale (cumulative) -5.79
Impact Probability (cumulative) 2.5e-05
Number of Potential Impacts 5
Vimpact 18.80 km/s
Vinfinity 15.15 km/s
H 27.3
Diameter 0.012 km
Mass 2.2e+06 kg
Energy 9.4e-02 MT
all above are mean values
weighted by impact probability
Analysis based on
34 observations spanning 1.9889 days
(2009-Oct-10.18978 to 2009-Oct-12.17871)



__________________
Blobrana


L

Posts: 131433
Date:
Asteroid 2009 TU
Permalink  
 

The 10 - 22 metre wide asteroid 2009 TU made a close pass (0.8 Lunar Distances, 0.0020 AU), travelling at 15.27 km/s, to the Earth-Moon system on the 8th October, 2009.

See more

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

2009 TU
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -6.86
Palermo Scale (cumulative) -6.29
Impact Probability (cumulative) 7.5e-06
Number of Potential Impacts 13
Vimpact 18.80 km/s
Vinfinity 15.15 km/s
H 27.2
Diameter 0.012 km
Mass 2.5e+06 kg
Energy 1.1e-01 MT
all above are mean values
weighted by impact probability
Analysis based on
23 observations spanning .26881 days
(2009-Oct-10.18978 to 2009-Oct-10.45859)



__________________
Blobrana


L

Posts: 131433
Date:
Asteroid 2009 TU
Permalink  
 
 

Orbital elements:
2009 TU                                                  Earth MOID = 0.0018 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5                  MPC
M  57.84069              (2000.0)            P               Q
n   0.43433426     Peri.  106.00777     +0.57605218     +0.81736488
a   1.7268449      Node   199.17364     -0.75990190     +0.53149611
e   0.5594559      Incl.    1.54633     -0.30118599     +0.22232081
P   2.27           H   27.4           G   0.15           U   7

MPEC 2009 - T34

2009 TU
Earth Impact Risk Summary
Torino Scale (maximum) 0
Palermo Scale (maximum) -6.79
Palermo Scale (cumulative) -6.22
Impact Probability (cumulative) 1.1e-05
Number of Potential Impacts 21
Vimpact 18.81 km/s
Vinfinity 15.16 km/s
H 27.4
Diameter 0.011 km
Mass 2.0e+06 kg
Energy 8.4e-02 MT
all above are mean values
weighted by impact probability
Analysis based on
18 observations spanning .26881 days
(2009-Oct-10.18978 to 2009-Oct-10.45859)



__________________
Page 1 of 1  sorted by
 
Quick Reply

Please log in to post quick replies.
Home -> Astronomy News -> Solar System -> Asteroid 2009 TU


Create your own FREE Forum
Report Abuse 		Powered by ActiveBoard