Individual Calculations February 2018
 Thorarinsson, Pall A.  Total change: 12.20  Rating chartPersonal card
 2017/18 4NCL Division 3 North Rounds 3-4 Bolton ENG 2018-01-13
RcRownchangeKK*chgGame
 2110 2275 2.00 2 0.61 20 12.20 
  Gardiner, Eric D 1977 ENG1.0010.15203.00 
  Karas, Marek f2243 SVK1.0010.46209.20 

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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