Individual Calculations August 2023
 Snape, Ian L  Total change: -11.00  Rating chartPersonal card
 Coulsdon Chess Summer Cup 2023 - Elite Round 2 - July Coulsdon ENG 2023-07-03
RcRownchangeKK*chgGame
 1978 2119 1.50 3 -0.55 20 -11.00 
  Gray, Mark S 2099 ENG0.001-0.5320-10.60 
  Bharat Kumar, Balahari 1939 ENG1.0010.26205.20 
  Banerjee, Supratit 1895 SCO0.501-0.2820-5.60 

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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