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Post Info TOPIC: October 20th


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October 20th
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The 1991 Uttarkashi earthquake occurred on 20 October 1991 in the Uttarkashi region of the Indian state of Uttarakhand.
http://astronomy.activeboard.com/t45674981/1991-uttarkashi-earthquake/



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The R-13 was a submarine-launched ballistic missile (SLBM) developed by the Soviet Union starting around 1955.
http://astronomy.activeboard.com/t45674994/r-13-missile/

The Checkmate nuclear test was detonation over Johnston Island on the 20th October 1962
http://en.wikipedia.org/wiki/Operation_Fishbowl#Checkmate

The Zond 8 spacecraft was launched from an Earth orbiting platform, towards the Moon, on the 20th October 1970.
http://en.wikipedia.org/wiki/Zond_8

Space Shuttle STS-73 was launched on the 20th October 1995
http://en.wikipedia.org/wiki/STS-73



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People

Julie Payette (born October 20, 1963) is a Canadian engineer and a Canadian Space Agency (CSA) astronaut.
http://en.wikipedia.org/wiki/Julie_Payette

Sir James Chadwick (20 October 1891 - 24 July 1974) was an English Nobel laureate in physics awarded for his discovery of the neutron.
http://astronomy.activeboard.com/t45674996/sir-james-chadwick/

Sir Christopher Wren (20 October 1632 - 25 February 1723) was a highly acclaimed English architect. 
http://astronomy.activeboard.com/t30682092/sir-christopher-wren/

Howard Tracy Hall (October 20, 1919 - July 25, 2008) was an American physical chemist, and the first person who grew a synthetic diamond according to a reproducible, verifiable and witnessed process, using a press of his own design.
http://en.wikipedia.org/wiki/Tracy_Hall



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The Sydney Opera House is a multi-venue performing arts centre in the Australian city of Sydney. It was conceived and largely built by Danish architect Jørn Utzon, finally opening in 1973 after a long gestation starting with his competition-winning design in 1957. 
http://astronomy.activeboard.com/t45674992/sydney-opera-house/

The Six Million Dollar Man
http://en.wikipedia.org/wiki/List_of_The_Six_Million_Dollar_Man_episodes

"What Are Little Girls Made Of?" is episode seven of the first season of the science fiction television series Star Trek. It was first broadcast October 20, 1966, and repeated, two months later, on December 22, the first episode of the series to be repeated on NBC. 
http://en.wikipedia.org/wiki/What_Are_Little_Girls_Made_Of%3F

"The Doomsday Machine" is a second-season episode of the science fiction television series Star Trek. It is episode #35, production #35, and was first broadcast on October 20, 1967 and repeated on April 19, 1968.
http://en.wikipedia.org/wiki/The_Doomsday_Machine_(Star_Trek:_The_Original_Series)



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NGC Discovered

NGC 171 is a magnitude +12.2 barred spiral galaxy discovered by William Herschel on the 20th October 1784.
http://astronomy.activeboard.com/t58815607/ngc-171/

NGC 247 is a magnitude +9.9 intermediate spiral galaxy discovered by William Herschel on the 20th October 1784.
http://astronomy.activeboard.com/t24289146/ngc-247/

NGC 907 is a magnitude +12.6 barred spiral galaxy discovered by William Herschel on the 20th October 1784.
http://astronomy.activeboard.com/t58815588/ngc-907/

NGC 1232 was discovered by William Herschel on the 20th October 1784.
http://astronomy.activeboard.com/t62855776/ngc-1232/

The Sloan Great Wall (SGW) is a cosmic structure formed by a giant wall of galaxies (a galaxy filament). Its discovery was announced from Princeton University on October 20, 2003
http://en.wikipedia.org/wiki/Sloan_Great_Wall



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Meteorite falls

The Manych (LL3.4) meteorite fell in Kalmykiya-Khal'mg Tangch, Russia, on the 20th October 1951.
http://astronomy.activeboard.com/t45674982/manych-meteorite/

The Yambo (H5) meteorite fell in Equateur, Congo - Dem. Rep., on the 20th October 1951.
http://astronomy.activeboard.com/t45674985/yambo-meteorite/

The Chitado (L6) meteorite fell in Cunene, Angola, on the 20th October 1966.
http://astronomy.activeboard.com/t45675007/chitado-meteorite/

The Patora (H6) meteorite fell in Madhya Pradesh, India, on the 20th October 1969.
http://astronomy.activeboard.com/t45675006/patora-meteorite/

The Bo Xian (LL3.9) meteorite fell in Anhui, China, on the 20th October 1977.
http://astronomy.activeboard.com/t45675004/bo-xian-meteorite/

The Coleman (L6) meteorite fell in Michigan, USA, on the 20th October 1994.
http://astronomy.activeboard.com/t45675002/coleman-meteorite/



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