Individual Calculations May 2024
 Kiwilsza, Piotr  Total change: -9.80  Rating chartPersonal card
 IV SZACHOWE MISTRZOSTWA SENIOROW PANSTW GRUPY WYSZEHRADZKIEJ NA ROK 2024 Ustron-Jaszowiec POL 2024-03-17
RcRownchangeKK*chgGame
 1675 1710 4.00 9 -0.91 20 -18.20 
  Osiecki, Stanislaw f1959 POL0.001-0.1920-3.80 
  Budrewicz, Henryk 1575 POL0.501-0.1820-3.60 
  Nowak, Malgorzata 1567 POL0.001-0.6920-13.80 
  Skalski, Dariusz 1485 POL1.0010.22204.40 
  Szczotka, Ryszard 1516 POL1.0010.25205.00 
  Micak, Miroslav 1806 SVK0.001-0.3720-7.40 
  Wozniak, Andrzej 1594 POL0.501-0.1620-3.20 
  Chmielinski, Michal 1776 POL1.0010.592011.80 
  Skubis, Feliks 1800 POL0.001-0.3820-7.60 

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)
 
 Mistrzostwa Polski Seniorow w Szachach na 2024 rok Szklarska Poreba POL 2024-04-15
RcRownchangeKK*chgGame
 1790 1710 4.00 9 0.42 20 8.40 
  Kot, Jerzy f1954 POL0.001-0.2020-4.00 
  Aleksandrowicz, Marek 1872 POL0.001-0.2920-5.80 
  Stronias, Lech 1612 POL1.0010.37207.40 
  Sadzynski, Slawomir 1770 POL1.0010.582011.60 
  Osiecki, Stanislaw f1959 POL0.001-0.1920-3.80 
  Gregulski, Zbigniew 1807 POL0.5010.13202.60 
  Rajtar, Jaroslaw 1764 POL0.5010.08201.60 
  Nowak, Marek 1747 POL0.001-0.4520-9.00 
  Hoffmann, Piotr 1628 POL1.0010.39207.80 

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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