Individual Calculations July 2022
 Koehler, Ronald  Total change: -68.40  Rating chartPersonal card
 Prague International Chess Festival 2022 D - FIDE open Praha CZE 2022-06-10
RcRownchangeKK*chgGame
 1872 2167 3.00 8 -3.42 20 -68.40 
  Chamadia, Avaan 1767  * USA1.0010.08201.60 
  Molenda, Marcin f2368 POL0.001-0.2420-4.80 
  Garsky, Vladyslav 1860 UKR0.001-0.8620-17.20 
  Elhijazi, Amine 1932 MAR0.501-0.2920-5.80 
  Karvatskyi, Oleksii 1781 UKR0.501-0.4120-8.20 
  Sloan, Jed 1942 USA0.001-0.7820-15.60 
  Hosova, Sandra 1704 CZE0.501-0.4520-9.00 
  Barkasheva, Sofia 1625 EST0.501-0.4720-9.40 
 * 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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