Individual Calculations February 2013
 Clanchy, Nicholas  Total change: 9.00  Rating chartPersonal card
 London Junior Chess Championships Under 16 Harrow ENG 2012-12-28
RcRownchangeKK*chgGame
 1802 1728 1.50 3 0.30 30 9.00 
  Levene, Joseph 1711 ENG1.0010.483014.40 
  Claridge-Hansen, William 1803 ENG0.5010.10303.00 
  Oyama, Akito 1892 ENG0.001-0.2830-8.40 

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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