Rapid: Individual Calculations January 2018
 Petkun, Tihon  Total change: 22.40  Rating chartPersonal card
 Winter Patterns in Zvenigorod 2017 D U12 Zvenigorod RUS 2017-12-03
 1236 1005 2.00 4 1.12 20 22.40 
  Andreev, Aleksandr M. 1278 RUS0.001-0.1720-3.40 
  Kovner, Oleg 1195 RUS1.0010.752015.00 
  Shelepenkov, Filat 1115 RUS1.0010.652013.00 
  Gavrilov, Maxim 1355 RUS0.001-0.1120-2.20 

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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