Template:Selected anniversaries/January 17: Difference between revisions

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||1706 – Benjamin Franklin, American publisher, inventor, and politician, 6th President of Pennsylvania (d. 1790)
||1706 – Benjamin Franklin, American publisher, inventor, and politician, 6th President of Pennsylvania (d. 1790)
||1786: Comet Encke or Encke's Comet (official designation: 2P/Encke) is a periodic comet that completes an orbit of the Sun once every 3.3 years. (This is the shortest period of a reasonably bright comet; the faint main-belt comet 311P/PANSTARRS has a period of 3.2 years.) Encke was first recorded by Pierre Méchain in 1786, but it was not recognized as a periodic comet until 1819 when its orbit was computed by Johann Franz Encke


File:Charles Babbage by Antoine Claudet c1847-51.jpg|link=Charles Babbage (nonfiction)|1812: Polymath [[Charles Babbage (nonfiction)|Charles Babbage]] uses [[Gnomon algorithm]] techniques to visualize the concept of a digital programmable computer.
File:Charles Babbage by Antoine Claudet c1847-51.jpg|link=Charles Babbage (nonfiction)|1812: Polymath [[Charles Babbage (nonfiction)|Charles Babbage]] uses [[Gnomon algorithm]] techniques to visualize the concept of a digital programmable computer.

Revision as of 15:57, 4 November 2017