Individual Calculations August 2020
 Koshelnik, Ivan  Total change: 18.80  Rating chartPersonal card
 V. Makienko Memorial 2020 Rostov-on-Don RUS 2020-07-06
RcRownchangeKK*chgGame
 1704 1480 2.50 8 0.47 40 18.80 
  Medvedev, Matvey c1880  * RUS0.001-0.0840-3.20 
  Usoshin, Aleksander 1215 RUS1.0010.18407.20 
  Donchenko, Ekaterina 1757 RUS0.001-0.1740-6.80 
  Erimov, Daniil 1597 RUS1.0010.664026.40 
  Kardashov, Artem 1876 RUS0.5010.424016.80 
  Korovtenko, Mikhail 1880  * RUS0.001-0.0840-3.20 
  Golovanev, Vladimir 1846 RUS0.001-0.1040-4.00 
  Shevtsova, Darya 1582 RUS0.001-0.3640-14.40 
 * 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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