Individual Calculations May 2014
 Tidmarsh, David A  Total change: -90.30  Rating chartPersonal card
 e2e4 Sunningdale Easter International 2014 U2000 London ENG 2014-04-17
RcRownchangeKK*chgGame
 1658 1948 2.00 6 -3.01 30 -90.30 
  Watson, Darrell A 1726 ENG0.501-0.2830-8.40 
  Homer, Neil S 1643 ENG0.001-0.8630-25.80 
  Golding, Alex 1702 ENG0.001-0.8130-24.30 
  Sanitt, Leo 1548  * ENG0.501-0.4230-12.60 
  Kuhendiran, Tharshan 1779 ENG0.501-0.2230-6.60 
  Sanitt, Ethan 1548  * ENG0.501-0.4230-12.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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