Individual Calculations December 2018
 Prokofiev, Valentyn  Total change: -66.80  Rating chartPersonal card
 Ukraine Chess Championship - 2018 (Boys - 16) semifinal Ivano-Frankivsk UKR 2018-11-09
RcRownchangeKK*chgGame
 1704 1861 3.00 7 -1.67 40 -66.80 
  Hulka, Valentyn 1461  * UKR1.0010.08403.20 
  Bilych, Olexiy 2088 UKR0.001-0.2140-8.40 
  Smykalo, Severyn 1461  * UKR0.001-0.9240-36.80 
  Stefankiv, Maksym 1556 UKR1.0010.14405.60 
  Poligas, Vladyslav 1678 UKR0.501-0.2440-9.60 
  Semenukha, Nikita 1461  * UKR0.501-0.4240-16.80 
  Mitusov, Semen 2222 UKR0.001-0.1040-4.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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