Individual Calculations February 2020
 Pigott, John C  Total change: 1.00  Rating chartPersonal card
 2019/20 4NCL Div 1 Rounds 3 - 4 Daventry ENG 2020-01-11
RcRownchangeKK*chgGame
 2425 2370 1.00 2 0.10 10 1.00 
  Maciol, Ryszard 2158 POL0.501-0.2710-2.70 
  Sadler, Matthew D g2692 ENG0.5010.37103.70 

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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