Individual Calculations September 2019
 Horlock, Peter J  Total change: 4.00  Rating chartPersonal card
 106th British Championships Under 1900 Torquay ENG 2019-07-29
RcRownchangeKK*chgGame
 1736 1606 1.50 4 0.20 20 4.00 
  Ramdewar, Ishan 1790 ENG0.001-0.2620-5.20 
  Schmerwitz, Reinhard 1721 GER0.001-0.3420-6.80 
  Clare, Steve 1668 ENG1.0010.592011.80 
  Dean, Robert A 1763 ENG0.5010.21204.20 

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)
 

 

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