Individual Calculations February 2017
 Gardiner, Eric D  Total change: -3.20  Rating chartPersonal card
 12th 4NCL Congress Open Harrogate ENG 2017-01-06
RcRownchangeKK*chgGame
 2158 1936 0.00 1 -0.22 20 -4.40 
  Moreby, James 2158 ENG0.001-0.2220-4.40 

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)
 
 2016/17 4NCL Division 3 North Rounds 3-4 Bolton ENG 2017-01-14
RcRownchangeKK*chgGame
 1742 1936 1.50 2 0.06 20 1.20 
  Plaza Reino, Mercedes 1594 IRL1.0010.12202.40 
  Cowan, Richard M 1890 ENG0.501-0.0620-1.20 

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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