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But not to worry, this Potentially Hazardous Asteroid (PHAs) is only the size of a small car.
Originally posted by butcherguy
reply to post by Violater1
But not to worry, this Potentially Hazardous Asteroid (PHAs) is only the size of a small car.
It still has potential. Even if it was the size of a basketball, after entry through the Earths atmosphere, I wouldn't want to catch it.
Originally posted by Violater1
Originally posted by butcherguy
reply to post by Violater1
But not to worry, this Potentially Hazardous Asteroid (PHAs) is only the size of a small car.
It still has potential. Even if it was the size of a basketball, after entry through the Earths atmosphere, I wouldn't want to catch it.
Even if it hit a house, it would burn right through it.
Originally posted by exile1981
reply to post by Deebo
Probabillity of impact is listed as 2.58482301396742e-279 so very much zero. It would be like Hiroshima if it managed to hit mostly intact, things that size have a tendancy to break up or disintegrate on the way through our atmosphere.
Meteoroids of more than about 10 tons (9,000 kg) will retain a portion of their original speed, or cosmic velocity, all the way to the surface. A 10-ton meteroid entering the Earth’s atmosphere perpendicular to the surface will retain about 6% of its cosmic velocity on arrival at the surface. For example, if the meteoroid started at 25 miles per second (40 km/s) it would (if it survived its atmospheric passage intact) arrive at the surface still moving at 1.5 miles per second (2.4 km/s), packing (after considerable mass loss due to ablation) some 13 gigajoules of kinetic energy.