Monday , August 8 2022

"Municipal assassin": a huge asteroid passes between Earth and the Moon (and astronomers hardly noticed it)


This 25 of July a new asteroid was discovered, baptized as Well 2019 and with dimensions similar to a football field. At about 1:22 GMT, the heavenly body passed unusually near Earth with more than 24.5 kilometers (88,500 kilometers per hour), but scientists have not been aware of its presence until a few hours earlier. , Says the ScienceAlert portal.

According to NASA ratings, the asteroid has diameter between 57 and 130 meters and it has spent 73,000 kilometers from the Earth between it and the Moon (the average distance between our planet and the Moon is 384,400 kilometers).

The asteroid was detected by the Brazilian astronomers of the Sonear Observatory. According to the portal, during its closest approach and during the hours of darkness, 2019 OK It would be visible through simple binoculars, but the scientists did not have time to warn the world about its access, since they could not track it until Wednesday.

The object has an elliptical orbit and a path that crosses the asteroidal zone between the orbits of Mars and Jupiter and then passes through the orbits of Earth and Venus.

Alan Duffy, a leading scientist in the Royal Institution of Australia (RiAus), told The Washington Post that the arrival of 209 a year should not be surprised, as there were forecasts for this week on the arrival of a couple of asteroids. relatively close to the Earth.

"I thought everyone would worry about something that we knew would come," said the expert. When Duffy learned the details around 2019, he confessed that for him "it was a real shock". This asteroid, he explained, belongs to the group of space rocks, which the astronomers are generalizing "city councilors". If it had overflowed the Earth, he said, the damage would be detrimental.

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