Individual Calculations June 2013
 Grieve, Harry  Total change: -42.30  Rating chartPersonal card
 4NCL 2012-13 Various ENG 2012-11-03
RcRownchangeKK*chgGame
 1713 1619 0.00 2 -0.77 30 -23.10 
  Zhou, Yang-Jian 1600 ENG0.001-0.5330-15.90 
  Paul, Nathanael 1825 ENG0.001-0.2430-7.20 

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)
 
 WORLD SCHOOL CHESS CHAMPIONSHIPS 2013 - OPEN U13 Porto Carras - Halkidiki GRE 2013-05-07
RcRownchangeKK*chgGame
 1571 1672 3.00 6 -0.81 30 -24.30 
  Trubchaninov, Timur 2038 RUS0.001-0.1030-3.00 
  Pavlidis, Pavlos 1468 GRE1.0010.24307.20 
  Ozbulur, Kerim Uygar 1542 TUR0.001-0.6830-20.40 
  Isaak, Solomos 1509 CYP1.0010.28308.40 
  Feldman, Antony 1562 ISR0.001-0.6530-19.50 
  Remus Elliot, Luke 1306 ENG1.0010.10303.00 

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)
 
 e2e4 Sunningdale U2050 May 2013 Sunningdale ENG 2013-05-24
RcRownchangeKK*chgGame
 1802 1672 1.50 4 0.17 30 5.10 
  Othman, Mustapha 1893 NGR0.001-0.2230-6.60 
  Stone, Mark R 1606 ENG1.0010.413012.30 
  Buttell, David 1862 WLS0.5010.25307.50 
  Kelly, Anthony G 1847 ENG0.001-0.2730-8.10 

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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