M
MeteorWayne
Guest
2008 BD 15<br /><br />Torino Scale (maximum) 0 <br />Palermo Scale (maximum) -4.04 <br />Palermo Scale (cumulative) -3.80 <br />Impact Probability (cumulative) 6.7e-07 <br />Number of Potential Impacts 44 <br /><br />Analysis based on<br />18 observations spanning 1.8812 days<br />(2008-Jan-30.31301 to 2008-Feb-01.1942<br /><br />Vimpact 20.65 km/s <br />Vinfinity 17.39 km/s <br />H 20.9 <br />Diameter 0.220 km <br />Mass 1.5e+10 kg <br />Energy 7.7e+02 MT <br />all above are mean values<br />weighted by impact probability <br /><br /><br />2008 BO16<br /><br />Torino Scale (maximum) 0 <br />Palermo Scale (maximum) -5.65 <br />Palermo Scale (cumulative) -4.87 <br />Impact Probability (cumulative) 4.9e-07 <br />Number of Potential Impacts 69 <br /><br />Analysis based on<br />11 observations spanning .92247 days<br /><br />Vimpact 27.96 km/s <br />Vinfinity 25.64 km/s <br />H 22.7 <br />Diameter 0.098 km <br />Mass 1.3e+09 kg <br />Energy 1.2e+02 MT <br />all above are mean values<br />weighted by impact probability <br /><br />(2008-Jan-30.38083 to 2008-Jan-31.3033<br /><br />Edit:<br />Interesting aspect to 2008 BO16, unlike most asteroids with impact possibilities, this orbit comes close to the earth at each node, so they are twice a year in January and July.<br />The first is Jan 27 2021, and they continue through 2107 (as far as JPL goes out, I think)<br /><br />Both of these objects have very short observational arcs, so new obs will rapidly define the orbit with more accuracy<br /><br /><br /> Title edited <div class="Discussion_UserSignature"> <p><font color="#000080"><em><font color="#000000">But the Krell forgot one thing John. Monsters. Monsters from the Id.</font></em> </font></p><p><font color="#000080">I really, really, really, really miss the "first unread post" function</font><font color="#000080"> </font></p> </div>