Individual Calculations June 2023
 Batchelor, Francis  Total change: 0.00  Rating chartPersonal card
 Durham County Chess Congress - Open Darlington ENG 2023-05-12
RcRownchangeRpKK*chgGame
 1753 0 2.00 4 0.00 1753   0.00 
  Garnett, John S 1803 ENG0.5010.00 0.00 
  Ilett, Raymond J 1803 ENG0.0010.00 0.00 
  Swales, Andrew 1570 ENG0.5010.00 0.00 
  Gazis, Georgios 1835 GRE1.0010.00 0.00 

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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