Individual Calculations June 2023
 Merriman, James  Total change: -60.80  Rating chartPersonal card
 2022/23 4NCL Division 2 Rounds 9-11 Milton Keynes ENG 2023-04-29
RcRownchangeKK*chgGame
 2073 2049 0.50 2 -0.44 40 -17.60 
  Josse, Mark c2160 ENG0.001-0.3540-14.00 
  Blake, J Morgan 1985 ENG0.501-0.0940-3.60 

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)
 
 Beckenham FIDE 2022-2023 Round 7 May 2023 Beckenham ENG 2023-05-03
RcRownchangeKK*chgGame
 2109 2057 0.50 1 0.07 40 2.80 
  Duggan, John E 2109 ENG0.5010.07402.80 

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)
 
 English Championships 2023 Kenilworth ENG 2023-05-26
RcRownchangeKK*chgGame
 1876 2057 2.50 5 -1.15 40 -46.00 
  Fellowes, Billy 1824 ENG0.501-0.2940-11.60 
  Gordon, Sean 1791 ENG0.501-0.3240-12.80 
  Murawski, Jan 1896 ENG0.501-0.2140-8.40 
  Pal, Rohan 1955 ENG0.501-0.1440-5.60 
  Liu, Tianyi (jack) 1915 ENG0.501-0.1940-7.60 

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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