Individual Calculations June 2023
 Zhang, Cijun  Total change: -14.80  Rating chartPersonal card
 15th annual Open at Foxwoods - U2200 Mashantucket, CT USA 2023-04-06
RcRownchangeKK*chgGame
 1780 1789 3.00 5 0.44 40 17.60 
  Yue, Tariq 1678 USA1.0010.354014.00 
  Dubnoff, Micah Simon 1773 USA0.501-0.0240-0.80 
  Carey, Michael P 1856 USA1.0010.594023.60 
  Chen, Xilin 1794 USA0.5010.01400.40 
  Ho, Carter 1799 USA0.001-0.4940-19.60 

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)
 
 3rd annual Niagara Falls Open - Major Niagara Falls, NY USA 2023-05-05
RcRownchangeKK*chgGame
 1842 1789 0.50 3 -0.81 40 -32.40 
  Yanayt, Eugene f2004 USA0.001-0.2340-9.20 
  Kalyanraman, Nikhil 1702 USA0.501-0.1240-4.80 
  Forney, Robert 1819 USA0.001-0.4640-18.40 

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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