Individual Calculations October 2021
 Abbott, Mark V  Total change: -6.60  Rating chartPersonal card
 26th 4NCL Congress Major Leamington Spa ENG 2021-09-10
RcRownchangeKK*chgGame
 1661 1880 2.00 3 -0.33 20 -6.60 
  Waterfield, Mark Bw 1679 ENG0.001-0.7620-15.20 
  Homer, Neil S 1616 ENG1.0010.18203.60 
  Shenbagakumar, Gautham 1688 ENG1.0010.25205.00 

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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