There is nothing unusual about that asteroid. Calculate the kinetic energy of a sphere with 15m of diameter at 30km/s. Consider the typical density of 7g/cm^3. The kinetic energy released is around 500ktons of tnt and its weight around 10ktons.
2013/2/20 ChemE Stewart <cheme...@gmail.com> > Close, probably dark matter nuclei.... :) > > I think I read 50m diameter but I have not done the math. > > I want to see if they can find what made that perfectly round 20'-30' > diameter hole in the ice. So far nada... > > Should be worth a lot if it exists. > > > On Wed, Feb 20, 2013 at 10:49 AM, Terry Blanton <hohlr...@gmail.com>wrote: > >> On Wed, Feb 20, 2013 at 8:49 AM, ChemE Stewart <cheme...@gmail.com> >> wrote: >> > You, like NASA, are off by at least a factor of 1000... >> > >> > >> http://www.foxnews.com/science/2013/02/19/russian-meteorite-1000-times-bigger-than-originally-thought/ >> >> That article makes no sense at all. Maybe they mean the energy >> released was bigger; but, they still say it was only 15 m in diameter. >> Oh, I see, the density was 1000 times greater. Well, heck, we must >> have had a piece of a neutron star hit us. >> >> <sigh> >> >> > -- Daniel Rocha - RJ danieldi...@gmail.com
