Individual Calculations February 2023
 Chen, Patrick Peiran  Total change: 57.20  Rating chartPersonal card
 32nd annual North American Open - U2100 Paradise, Nevada USA 2022-12-26
RcRownchangeKK*chgGame
 1722 1514 3.00 6 1.43 40 57.20 
  Tia, Rudy Goce 1750 PNG0.001-0.2040-8.00 
  Mok, Gillian 1435 CAN1.0010.394015.60 
  Cohen, Ed 1878 USA1.0010.904036.00 
  Baligad, John Paul 1824 USA0.001-0.1440-5.60 
  Smith, Micah 1874 USA0.001-0.1040-4.00 
  Page, Jordan 1568 USA1.0010.584023.20 

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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