Individual Calculations June 2019
 Brown, Alan M  Total change: -9.20  Rating chartPersonal card
 2018/19 4NCL Div 3 South Rounds 9 - 11 Daventry ENG 2019-05-04
RcRownchangeKK*chgGame
 2033 2026 1.00 3 -0.46 20 -9.20 
  Salmons, Calum 1929 ENG0.001-0.6320-12.60 
  Rosen, Daniel B c2045 ENG0.5010.03200.60 
  Burrows, Martin P 2126 ENG0.5010.14202.80 

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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