Individual Calculations September 2018
 O`brien, Paul W  Total change: -30.00  Rating chartPersonal card
 105th British Championships Under 1750 Hull ENG 2018-07-30
RcRownchangeKK*chgGame
 1573 1684 2.50 5 -0.75 40 -30.00 
  Zigmond, Andrew 1539 ENG1.0010.314012.40 
  Srivastava, Arnav 1556 ENG0.001-0.6740-26.80 
  Jackson, Paul R 1574 ENG0.501-0.1540-6.00 
  Egan, William J 1575 ENG0.001-0.6540-26.00 
  Matthews, Graham W 1619 ENG1.0010.414016.40 

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)
 

 

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