July 20 , 2022
858 days
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- The closest approach of asteroid 2022 KY4 to Earth was occurred on July 17.
- The 2022 KY4 space rock is almost as big as a 50-storey building.
- It is around 290 feet wide and will approach Earth after 100 years.
- The estimated speed of the asteroid 2022 KY4 is 16,900 miles per hour.
- It had previously come very close to Earth in 1959 and 1948.
- This asteroid won't come this near to Earth again until May 2048.
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