* Astronomy

Blobrana · L

RE: Asteroid 2010 HS20

Blobrana · L

2010 HS20
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-5.90
Palermo Scale (cumulative)	-5.90
Impact Probability (cumulative)	1.5e-07
Number of Potential Impacts	1

V_impact	14.03 km/s
V_infinity	8.53 km/s
H	23.3
Diameter	0.073 km
Mass	5.2e+08 kg
Energy	1.2e+01 MT
all above are mean values weighted by impact probability

Analysis based on
46 observations spanning 26.043 days
(2010-Apr-20.41913 to 2010-May-16.46216)

Blobrana · L

2010 HS20
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-5.34
Palermo Scale (cumulative)	-5.15
Impact Probability (cumulative)	7.6e-07
Number of Potential Impacts	5

V_impact	14.06 km/s
V_infinity	8.58 km/s
H	23.3
Diameter	0.074 km
Mass	5.5e+08 kg
Energy	1.3e+01 MT
all above are mean values weighted by impact probability

Analysis based on
42 observations spanning 18.972 days
(2010-Apr-20.41913 to 2010-May-09.391393)

Blobrana · L

2010 HS20
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-3.96
Palermo Scale (cumulative)	-3.93
Impact Probability (cumulative)	1.0e-05
Number of Potential Impacts	3

V_impact	14.08 km/s
V_infinity	8.62 km/s
H	23.3
Diameter	0.075 km
Mass	5.8e+08 kg
Energy	1.4e+01 MT
all above are mean values weighted by impact probability

Analysis based on
42 observations spanning 17.972 days
(2010-Apr-20.41913 to 2010-May-08.3908)

Blobrana · L

2010 HS20
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-4.19
Palermo Scale (cumulative)	-4.15
Impact Probability (cumulative)	6.3e-06
Number of Potential Impacts	3

V_impact	14.08 km/s
V_infinity	8.62 km/s
H	23.3
Diameter	0.075 km
Mass	5.8e+08 kg
Energy	1.4e+01 MT
all above are mean values weighted by impact probability

Analysis based on
39 observations spanning 13.958 days
(2010-Apr-20.41913 to 2010-May-04.377326)

Blobrana · L

Asteroid 2010 HS20 has passed the Earth.

Blobrana · L

2010 HS20
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-4.34
Palermo Scale (cumulative)	-4.30
Impact Probability (cumulative)	4.4e-06
Number of Potential Impacts	4

V_impact	14.08 km/s
V_infinity	8.62 km/s
H	23.3
Diameter	0.076 km
Mass	5.9e+08 kg
Energy	1.4e+01 MT
all above are mean values weighted by impact probability

Analysis based on
36 observations spanning 8.8667 days
(2010-Apr-20.41913 to 2010-Apr-29.285846)

Blobrana · L

2010 HS20
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-4.39
Palermo Scale (cumulative)	-4.35
Impact Probability (cumulative)	3.6e-06
Number of Potential Impacts	4

V_impact	14.09 km/s
V_infinity	8.63 km/s
H	23.2
Diameter	0.076 km
Mass	6.0e+08 kg
Energy	1.4e+01 MT
all above are mean values weighted by impact probability

Analysis based on
33 observations spanning 7.9410 days
(2010-Apr-20.41913 to 2010-Apr-28.360122)

Blobrana · L

2010 HS20
Earth Impact Risk Summary

Torino Scale (maximum)	0
Palermo Scale (maximum)	-4.63
Palermo Scale (cumulative)	-4.60
Impact Probability (cumulative)	2.1e-06
Number of Potential Impacts	4

V_impact	14.09 km/s
V_infinity	8.63 km/s
H	23.3
Diameter	0.075 km
Mass	5.8e+08 kg
Energy	1.4e+01 MT
all above are mean values weighted by impact probability

Analysis based on
30 observations spanning 6.0705 days
(2010-Apr-20.41913 to 2010-Apr-26.48965)

Blobrana · L

The 59 - 130 metre wide asteroid 2010 HS20 will make a close pass (30.4 lunar distances, 0.0780 AU), travelling at 10.88 km/second, to the Earth-Moon system on the 5th May, 2010.

See more

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