Rapid: Individual Calculations April 2019
 Moss, Stephen  Total change: 7.40  Rating chartPersonal card
 2nd Kingston Rapidplay Chess Tournament U160 Kingston ENG 2019-03-23
RcRownchangeKK*chgGame
 1567 1633 1.50 2 0.37 20 7.40 
  Ratnesan, Radha 1344 ENG1.0010.16203.20 
  Ward, Matthew J 1790 ENG0.5010.21204.20 

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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