Individual Calculations February 2024
 Oliver, Peter J R  Total change: 61.60  Rating chartPersonal card
 31st 4NCL Congress Under 1700 Harrogate ENG 2024-01-19
RcRownchangeKK*chgGame
 1575 1317 2.50 5 1.54 40 61.60 
  Sayer, Ray M 1686 ENG1.0010.904036.00 
  Singhal, Saket 1565 ENG0.5010.314012.40 
  Maher, Mike P 1457 ENG0.5010.19407.60 
  Neil, Graham 1562 ENG0.5010.304012.00 
  Webster, Vivien 1604 ENG0.001-0.1640-6.40 

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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