For the calculated distances, we see that these objects were close to impact Earth. Furthermore, the calculated size of the objects is greater than or of the same order of the object which produced the Tunguska event. So if they had collided with Earth we would have had 3275 Tunguska events in two days, probably an extinction event.
Had not heard of this one......
18 posted on 05/31/2012 3:45:17 PM PDT by Ernest_at_the_Beach
(The Global Warming Hoax was a Criminal Act....where is Al Gore?)
Thats nothing. In 1883, the world came a lot closer to ending: Interpretation of the observations made in 1883 in Zacatecas (Mexico): A fragmented Comet that nearly hits the Earth, Manterola, et al 2011: