Rapid: Individual Calculations May 2018
 Helin, Mikael  Total change: 4.80  Rating chartPersonal card
 Paskturneringen 2018, snabb Norrkoping SWE 2018-03-30
RcRownchangeKK*chgGame
 2011 1912 1.00 2 0.24 20 4.80 
  Brolin, Viktor 1874 SWE1.0010.45209.00 
  Mardell, Jimmy 2147 SWE0.001-0.2120-4.20 

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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