Individual Calculations May 2019
 Braithwaite, Paul  Total change: -21.60  Rating chartPersonal card
 CCF Winter Chess Club LP Matches Stage 9 London ENG 2019-04-01
RcRownchangeKK*chgGame
 1274 1159 0.50 2 -0.20 20 -4.00 
  Phukan, Debajit 1378 ENG0.001-0.2220-4.40 
  Adamson, Ed 1170 ENG0.5010.02200.40 

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)
 
 CCF Daytime Chess Club 2018-19 Stage 10 London ENG 2019-04-03
RcRownchangeKK*chgGame
 1231 1159 0.00 2 -0.80 20 -16.00 
  Meaton, Arthur H 1203 ENG0.001-0.4420-8.80 
  Gold, Harry 1258 ENG0.001-0.3620-7.20 

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)
 
 CCF Easter LP Congress 2019 Minor London ENG 2019-04-19
RcRownchangeKK*chgGame
 1104 1159 0.50 1 -0.08 20 -1.60 
  Denford, Les 1104 ENG0.501-0.0820-1.60 

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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