Individual Calculations July 2023
 Wang, Bohan  Total change: 90.40  Rating chartPersonal card
 91st Massachusetts Open Westford, MA USA 2023-05-27
RcRownchangeKK*chgGame
 1884 1579 3.00 5 2.26 40 90.40 
  Su, Jasmine Zhixin 1913 USA0.5010.384015.20 
  Carlson, Joaquin A 1866 USA0.5010.344013.60 
  Zheng, Jason 1803 USA0.5010.284011.20 
  Sage, J Timothy 1888 USA1.0010.864034.40 
  Feng, Eric Z 1951 USA0.5010.404016.00 

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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