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The hypocentre of the explosion was to the south of Chelyabinsk, in Yemanzhelinsk and Yuzhnouralsk. Due to the height of the air burst, the atmosphere absorbed most of the explosion's energy. [41] The explosion's blast wave first reached Chelyabinsk and environs between less than 2 minutes 23 seconds [citation needed] and 2 minutes 57 seconds ...
The Chelyabinsk meteorite (Russian: Челябинский метеорит, Chelyabinskii meteorit) is the fragmented remains of the large Chelyabinsk meteor of 15 February 2013 which reached the ground after the meteor's passage through the atmosphere.
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During the 2013 Chelyabinsk meteor explosion, a fourth-grade teacher in Chelyabinsk, Yulia Karbysheva, saved 44 children from potentially life-threatening ballistic window glass cuts by ordering them to hide under their desks when she saw the flash. Despite not knowing the origin of the intense flash of light, she ordered her students to ...
The Kyshtym disaster, sometimes referred to as the Mayak disaster or Ozyorsk disaster in newer sources, was a radioactive contamination accident that occurred on 29 September 1957 at Mayak, a plutonium production site for nuclear weapons and nuclear fuel reprocessing plant located in the closed city of Chelyabinsk-40 (now Ozyorsk) in Chelyabinsk Oblast, Russian SFSR, Soviet Union.
Kyshtym is near the Ozyorsk nuclear complex, also known as "Mayak" ("lighthouse" in Russian), where on September 29, 1957, a violent explosion involving dry nitrate and acetate salts in a waste tank containing highly radioactive waste, contaminated an area of more than 15,000 square kilometers (Ozyorsk was the town built around the Mayak combine, but it was a closed city, which was not marked ...
A report in the Moscow Times quoted KGB veteran Vasily Pchelintsev as saying that there was a natural gas pipeline explosion in 1982, but it was near Tobolsk on a pipeline connecting the Urengoy gas field to the city of Chelyabinsk, and it was caused by poor construction rather than sabotage; according to Pchelintsev's account, no one was ...
In the aftermath of the February 2013 Chelyabinsk meteor explosion—where an approximate 20 metres (66 ft) asteroid entered the atmosphere undetected at about Mach 60, becoming a brilliant superbolide meteor before exploding over Chelyabinsk, Russia [63] [75] —the B612 foundation experienced a "surge of interest" in its project to detect ...