Individual Calculations July 2018
 Allan, Brian W  Total change: -7.20  Rating chartPersonal card
 CCF DAYTIME CHESS 2017-18: MAY 2018 B Coulsdon ENG 2018-05-30
RcRownchangeKK*chgGame
 1414 1694 0.50 1 -0.34 20 -6.80 
  Trezise, Steven 1414 ENG0.501-0.3420-6.80 

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)
 
 CCF CUP 2018 UNDER 2000 London ENG 2018-06-04
RcRownchangeKK*chgGame
 1833 1689 2.00 4 0.77 20 15.40 
  Faulkner, Martin J 1831 ENG1.0010.692013.80 
  George, Olufemi 1819 NGR1.0010.682013.60 
  Odunaiya, Victor 1857 ENG0.001-0.2820-5.60 
  Jackson, Paul G 1826 ENG0.001-0.3220-6.40 

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 JUNE 2018 London ENG 2018-06-06
RcRownchangeKK*chgGame
 1329 1689 1.00 2 -0.79 20 -15.80 
  Khan, A Qaiyum 1369 ENG1.0010.13202.60 
  Gold, Harry 1289  * ENG0.001-0.9220-18.40 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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