Individual Calculations February 2015
 Reid, John  Total change: 9.60  Rating chartPersonal card
 4NCL 2014-15 Rounds 3-4 Various ENG 2015-01-10
RcRownchangeKK*chgGame
 2361 2178 1.00 2 0.48 20 9.60 
  Roberson, Peter T m2406 ENG0.5010.29205.80 
  Knott, Simon m2316 ENG0.5010.19203.80 

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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