Individual Calculations July 2022
 Williamson, Jason  Total change: 5.20  Rating chartPersonal card
 2022 National Open - Under 2100 Las Vegas, Nevada USA 2022-06-09
RcRownchangeKK*chgGame
 1651 1745 4.50 7 0.13 40 5.20 
  Porcelli, Michael 1678 USA1.0010.414016.40 
  Lazarus, Barry 1750 USA1.0010.514020.40 
  Xu, Gordon Zhenyu 1549 USA1.0010.254010.00 
  Zhu, Alexander 1614 USA0.501-0.1840-7.20 
  Andranigian, Armen 1775 USA0.001-0.4640-18.40 
  Tyau, Christopher 1589 USA1.0010.294011.60 
  Vishwa, Susheel 1600 USA0.001-0.6940-27.60 

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)
 

 

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