Rapid: Individual Calculations January 2023
 Colburn, Paul J  Total change: -9.00  Rating chartPersonal card
 2022 Coventry League Rapidplay Open Coventry ENG 2022-12-04
RcRownchangeKK*chgGame
 1783 1849 2.50 5 -0.45 20 -9.00 
  Turner, Simon 1582 ENG1.0010.18203.60 
  Brown, Tom 1912 ENG0.001-0.4120-8.20 
  Isik, Muhammed Oguz 1537 ENG1.0010.14202.80 
  Turner, Max N c2262 ENG0.001-0.0720-1.40 
  Stamper, Tom 1623 ENG0.501-0.2920-5.80 

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)
 

 

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