Individual Calculations April 2022
 Kwiecien, Zbigniew  Total change: -31.80  Rating chartPersonal card
 Mistrzostwa Polski Niepelnosprawnych w szachach 2022 Karpacz POL 2022-03-01
RcRownchangeKK*chgGame
 1721 1969 5.50 9 -1.59 20 -31.80 
  Lysak, Lech 1562 POL1.0010.08201.60 
  Wasylkiewicz, Andrzej 1712 POL0.501-0.3220-6.40 
  Drazek, Wladyslaw 1800 POL0.501-0.2220-4.40 
  Bobrowski, Piotr 1764 POL0.001-0.7620-15.20 
  Gruca, Zdzislaw 1590 POL1.0010.09201.80 
  Skladzien, Romuald 1637 POL0.501-0.3820-7.60 
  Kubin, Aleksander 1633 POL1.0010.12202.40 
  Kasperczyk, Szymon 1843 POL1.0010.33206.60 
  Jurkiewicz, Krzysztof 1945 POL0.001-0.5320-10.60 

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)
 

 

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