* Astronomy

Update:

Asteroid 2010 JL33

Minimum Distance: 0.09817 AU
Approach Date: 07:11 UT, 6th December, 2010
Maximum magnitude: 15.4 V
Date at maximum brightness: 21:00 UT,  8th December, 2010
Maximum angular speed: 16.23 "/min

Asteroid 2010 JL33

Minimum Distance: 0.06796 AU
Approach Date: 14:23 UT, 7th December 2010
Maximum magnitude: 14.6 V
Date at maximum brightness: 12:00 UT, 9th December 2010
Maximum angular speed: 24.14/min

Ephemeris

Date        UT     R.A. (J2000) Decl.   Delta r      El.  V 
2010 12 07  000000 13 43 59.2 +26 46 54 0.068 0.961  67.3 15.7 
2010 12 08  000000 13 11 33.8 +33 10 58 0.068 0.973  77.6 15.2 
2010 12 09  000000 12 34 58.8 +38 53 07 0.070 0.985  87.7 14.8 
2010 12 10  000000 11 55 28.8 +43 28 18 0.073 0.997  97.2 14.5 
2010 12 11  000000 11 15 07.7 +46 45 49 0.077 1.009 105.8 14.4 
2010 12 12  000000 10 36 16.0 +48 50 03 0.083 1.021 113.4 14.4
2010 12 13  000000 10 00 46.0 +49 54 52 0.090 1.033 120.0 14.4
2010 12 14  000000 09 29 36.3 +50 16 47 0.098 1.045 125.7 14.4
2010 12 15  000000 09 02 56.1 +50 10 25 0.107 1.057 130.7 14.5
2010 12 16  000000 08 40 23.9 +49 46 45 0.116 1.069 135.0 14.6
2010 12 17  000000 08 21 25.6 +49 13 20 0.125 1.081 138.8 14.6
2010 12 18  000000 08 05 25.7 +48 35 00 0.135 1.093 142.1 14.7
2010 12 19  000000 07 51 52.0 +47 54 45 0.145 1.106 145.0 14.8
2010 12 20  000000 07 40 17.7 +47 14 22 0.155 1.118 147.6 14.9
2010 12 21  000000 07 30 20.9 +46 34 53 0.165 1.130 150.0 15.0
2010 12 22  000000 07 21 44.0 +45 56 51 0.176 1.142 152.0 15.1
2010 12 23  000000 07 14 13.4 +45 20 32 0.187 1.155 153.8 15.2
2010 12 24  000000 07 07 37.7 +44 46 02 0.198 1.167 155.5 15.3
2010 12 25  000000 07 01 48.3 +44 13 20 0.209 1.179 156.9 15.4
2010 12 26  000000 06 56 38.1 +43 42 23 0.221 1.191 158.1 15.5
2010 12 27  000000 06 52 01.3 +43 13 06 0.232 1.203 159.2 15.6
2010 12 28  000000 06 47 53.4 +42 45 21 0.244 1.216 160.0 15.7
2010 12 29  000000 06 44 10.5 +42 19 03 0.256 1.228 160.7 15.8
2010 12 30  000000 06 40 49.4 +41 54 05 0.268 1.240 161.3 15.9

2010 JL33 Earth Impact Risk Summary
Torino Scale (maximum) 0 Palermo Scale (maximum) -4.98 Palermo Scale (cumulative) -4.10 Impact Probability (cumulative) 1.6e-08 Number of Potential Impacts 47	Vimpact 18.31 km/s Vinfinity 14.53 km/s H 18.0 Diameter 0.846 km Mass 8.3e+11 kg Energy 3.3e+04 MT all above are mean values weighted by impact probability
Analysis based on 29 observations spanning 2.9880 days (2010-May-06.36978 to 2010-May-09.35781)