Individual Calculations June 2017
 Yao, Sammy  Total change: 8.40  Rating chartPersonal card
 2017 Ontario Open Ottawa CAN 2017-05-20
RcRownchangeKK*chgGame
 2145 1972 2.00 5 0.42 20 8.40 
  Vettese, Nicholas f1989 CAN1.0010.522010.40 
  Sambuev, Bator g2372  * CAN0.001-0.0820-1.60 
  Marin, Sam 1958 CAN1.0010.48209.60 
  Nicholson, Matthew 2032 CAN0.001-0.4220-8.40 
  Yang, Kaiqi m2372  * CHN0.001-0.0820-1.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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