Individual Calculations January 2024
 Poliakov, Ivan  Total change: 55.20  Rating chartPersonal card
 UKSS - Krajsky prebor II B 2023-2024 r4-5 various CZE 2023-12-03
RcRownchangeKK*chgGame
 1778 1327 1.50 2 1.38 40 55.20 
  Jerabek, Jan 1734 CZE0.5010.424016.80 
  Lesak, Ondrej 1822 CZE1.0010.964038.40 

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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