Individual Calculations July 2019
 Qin, Vincent  Total change: 4.80  Rating chartPersonal card
 19th Annual William Addison Memorial - Section A San Francisco, California USA 2019-06-21
RcRownchangeKK*chgGame
 1563 1524 1.50 3 0.12 40 4.80 
  McKellar, Daniel 1807 USA0.001-0.1640-6.40 
  Soltani, Mohammad 1515 USA1.0010.494019.60 
  Rajaram, Rohan 1368 USA0.501-0.2140-8.40 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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