Rapid: Individual Calculations October 2015
 Bush, Ian  Total change: 17.00  Rating chartPersonal card
 Golders Green Rapidplay Congress Minor Sep 15 London ENG 2015-09-12
RcRownchangeKK*chgGame
 1501 1652 5.00 6 0.85 20 17.00 
  Yoon, Jacob D 1473 ENG1.0010.27205.40 
  Somupillai, Selvarattinam Genga 1548 ENG1.0010.36207.20 
  Gogna, Aman 1528 ENG1.0010.33206.60 
  Levene, Oren 1318 ENG0.001-0.8820-17.60 
  Shoobridge, Gonzalo 1551 ENG1.0010.36207.20 
  Sloan, Cecil 1587 USA1.0010.41208.20 

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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