Individual Calculations April 2023
 Robertson, Ian C  Total change: -11.00  Rating chartPersonal card
 SNCL_Division_1_2023 Rounds 5-6 Dunfermline SCO 2023-03-19
RcRownchangeKK*chgGame
 2044 2063 0.50 2 -0.55 20 -11.00 
  Gray, Euan 2114 SCO0.001-0.4320-8.60 
  Rutherford, Willie 1973 SCO0.501-0.1220-2.40 

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)
 

 

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