Individual Calculations May 2019
 Gold, Harry  Total change: 14.20  Rating chartPersonal card
 CCF Winter Chess Club LP Matches Stage 9 London ENG 2019-04-01
RcRownchangeKK*chgGame
 1280 1258 2.00 3 0.58 20 11.60 
  Collins, Michael E 1206 ENG1.0010.43208.60 
  Thatte, Nilesh 1223 ENG1.0010.45209.00 
  Smyth, Sandy A 1411 ENG0.001-0.3020-6.00 

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)
 
 CCF Daytime Chess Club 2018-19 Stage 10 London ENG 2019-04-03
RcRownchangeKK*chgGame
 1322 1258 1.00 2 0.15 20 3.00 
  Miles, Barry S 1485 ENG0.001-0.2120-4.20 
  Braithwaite, Paul 1159 ENG1.0010.36207.20 

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 Major London ENG 2019-04-19
RcRownchangeKK*chgGame
 1444 1258 0.50 2 -0.02 20 -0.40 
  Upton, Bill 1483 ENG0.001-0.2220-4.40 
  Howes, David J 1404 ENG0.5010.20204.00 

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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