Individual Calculations July 2023
 Xu, Shawn  Total change: -17.60  Rating chartPersonal card
 91st Massachusetts Open Westford, MA USA 2023-05-27
RcRownchangeKK*chgGame
 1736 1589 1.50 6 -0.44 40 -17.60 
  Su, Jasmine Zhixin 1913 USA0.5010.374014.80 
  Sage, J Timothy 1888 USA0.001-0.1540-6.00 
  Aravindakshan, Sahana 1746 USA0.001-0.2940-11.60 
  Sriram, Pragyan 1566 IND0.501-0.0340-1.20 
  Gartenlaub, Corin 1613 USA0.5010.03401.20 
  Xie, Charles 1687 USA0.001-0.3740-14.80 

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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