Individual Calculations April 2018
 Gibbs, Dominic V  Total change: 11.20  Rating chartPersonal card
 CCF WINTER CHESS 2017-18 LONG PLAY RESULTS FEBRUARY 2018 B Coulsdon ENG 2018-02-26
RcRownchangeKK*chgGame
 1904 1848 1.00 1 0.58 20 11.60 
  Calvert, D Ian 1904 ENG1.0010.582011.60 

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)
 
 2017/18 4NCL Division 4 South Rounds 7-8 Reading ENG 2018-03-24
RcRownchangeKK*chgGame
 1884 1869 1.50 2 0.54 20 10.80 
  Towers, Nigel S 1822 ENG0.501-0.0720-1.40 
  Tart, Peter K 1946 ENG1.0010.612012.20 

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 WINTER CHESS 2017-18 LONG PLAY RESULTS MARCH 2018 London ENG 2018-03-26
RcRownchangeKK*chgGame
 1981 1869 0.50 3 -0.56 20 -11.20 
  Odunaiya, Victor 1839 ENG0.001-0.5420-10.80 
  Lock, Gavin R 2105 ENG0.001-0.2020-4.00 
  Young, Daniel J 1999 ENG0.5010.18203.60 

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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