Individual Calculations April 2023
 Abbas, Sahir  Total change: -16.80  Rating chartPersonal card
 2023 RA March Open Ottawa CAN 2023-03-03
RcRownchangeKK*chgGame
 1962 1849 1.00 4 -0.42 40 -16.80 
  Adam, Rafael 1965 CAN0.001-0.3440-13.60 
  Wiebe, Isaac 1994 CAN0.001-0.3140-12.40 
  Hansen, Troy 1807 CAN1.0010.444017.60 
  Latorre, Vincent 2080 CAN0.001-0.2140-8.40 

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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