Rapid: Individual Calculations October 2015
 Levey, Steve  Total change: -0.40  Rating chartPersonal card
 CCF CHESS CLUB WINTER RAPID PLAY CHAMPIONSHIPS 2015-16 SEPTEMBER London ENG 2015-09-14
RcRownchangeKK*chgGame
 1491 1504 1.00 2 -0.02 20 -0.40 
  Hastilow, Sarah 1145 ENG1.0010.10202.00 
  Darville, Matt 1836 ENG0.001-0.1220-2.40 

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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