Individual Calculations January 2020
 Kovacs, Robert  Total change: 5.60  Rating chartPersonal card
 HUN National Team Ch. Barcza Division 2019-2020 R 5-6 Hungary North East HUN 2019-12-01
 2252 2030 0.50 1 0.28 20 5.60 
  Ballai, Zsolt f2252 HUN0.5010.28205.60 

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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