Individual Calculations May 2018
 Perov, Alexandar  Total change: 17.60  Rating chartPersonal card
 Spring Vacation Trophy 2018 B St. Petersburg RUS 2018-03-26
RcRownchangeKK*chgGame
 1368 1477 5.50 8 0.44 40 17.60 
  Shtengelov, Georgy A. 1137 RUS1.0010.12404.80 
  Melnikov, Maksim A. 1271 RUS1.0010.24409.60 
  Kondrin, Nikita 1252 RUS1.0010.22408.80 
  Alekseev, Andrey 1496 RUS1.0010.534021.20 
  Shushkov, Aleksey 1338 RUS0.001-0.6940-27.60 
  Chernikov, Mikhail 1532 RUS1.0010.584023.20 
  Polyakov, Vladimir M. 1487 RUS0.001-0.4940-19.60 
  Zaripov, Ilyas 1430 RUS0.501-0.0740-2.80 

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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