* Astronomy

Blobrana · L

Asteroid 2009 JL2

Blobrana · L

2009 JL2
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-5.92
Palermo Scale (cumulative)	-5.60
Impact Probability (cumulative)	8.6e-06
Number of Potential Impacts	4

V_impact	17.00 km/s
V_infinity	12.83 km/s
H	26.0
Diameter	0.022 km
Mass	1.4e+07 kg
Energy	4.7e-01 MT
all above are mean values weighted by impact probability

Analysis based on
52 observations spanning 1.2422 days
(2009-May-12.38588 to 2009-May-13.62807)

Source

Blobrana · L

Orbital elements:
2009 JL2                                                 Earth MOID = 0.0009 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5                 MPC
M   5.70229              (2000.0)            P               Q
n   0.39007332     Peri.  204.76032     -0.22760197     +0.94232706
a   1.8551195      Node    53.03360     -0.83440571     -0.05883021
e   0.4719058      Incl.   17.88623     -0.50196061     -0.32948249
P   2.53           H   26.0           G   0.15           U   7

MPEC 2009 - J55

Blobrana · L

Orbital elements:
2009 JL2                                                 Earth MOID = 0.0009 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5                 MPC
M   5.78138              (2000.0)            P               Q
n   0.39700374     Peri.  204.76791     -0.22719629     +0.94293360
a   1.8334665      Node    53.03458     -0.83500950     -0.05998912
e   0.4655242      Incl.   17.73823     -0.50113968     -0.32753249
P   2.48           H   26.1           G   0.15           U   6

MPEC 2009 - J53