Individual Calculations August 2023
 Williams, Jeremiah  Total change: -36.80  Rating chartPersonal card
 51st annual World Open - U2000 Philadelphia, PA USA 2023-06-30
RcRownchangeKK*chgGame
 1701 2021 2.50 5 -1.84 20 -36.80 
  Holcomb, Emerson L 1712 USA1.0010.14202.80 
  Serrato, Rafael 1700 COL0.001-0.8720-17.40 
  Onyango, Adia 1727 USA0.501-0.3520-7.00 
  Mercure, Gilbert 1713 CAN1.0010.14202.80 
  Porcelli, Michael W 1651 USA0.001-0.9020-18.00 

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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