Individual Calculations March 2023
 Blackford, Ross  Total change: 27.60  Rating chartPersonal card
 SNCL_Division_1_2023 Rounds 3-4 Dunfermline SCO 2023-02-26
RcRownchangeKK*chgGame
 1927 1635 1.00 2 0.69 40 27.60 
  Donohue, Tom 1952 SCO0.5010.374014.80 
  Marks, Ian A 1902 SCO0.5010.324012.80 

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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