Individual Calculations June 2016
 Arkell, Keith C  Total change: 4.90  Rating chartPersonal card
 4NCL Division 1 WE 5 Birmingham ENG 2016-04-30
RcRownchangeKK*chgGame
 2449 2448 2.00 3 0.49 10 4.90 
  McNab, Colin A g2435 SCO0.501-0.0210-0.20 
  O`toole, George E 2241 ENG1.0010.23102.30 
  Short, Nigel D g2671 ENG0.5010.28102.80 

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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