Individual Calculations February 2018
 Niedbal, Piotr  Total change: 30.20  Rating chartPersonal card
 17th 4NCL Congress Open Harrogate ENG 2018-01-19
RcRownchangeKK*chgGame
 2127 1877 2.50 5 1.51 20 30.20 
  Munson, Shaun D 2165 ENG1.0010.842016.80 
  Wall, Tim P f2236 ENG0.001-0.1020-2.00 
  Okhai, Shabir 2078 ENG0.5010.26205.20 
  Ackley, Peter Je 2032 ENG1.0010.712014.20 
  Shaw, Peter 2122 ENG0.001-0.2020-4.00 

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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