Individual Calculations April 2023
 Gooding, Ian  Total change: 12.40  Rating chartPersonal card
 2022/23 4NCL Division 3 East Rounds 7-8 Daventry ENG 2023-03-25
RcRownchangeKK*chgGame
 1806 1949 2.00 2 0.62 20 12.40 
  Alcock, Graham P 1763 ENG1.0010.26205.20 
  Gibbs, Dominic V 1849 ENG1.0010.36207.20 

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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