Rapid: Individual Calculations September 2021
 Wiktorowski, Janusz  Total change: -39.40  Rating chartPersonal card
 XX Turniej Szachowy o Puchar Kawki Warszawa POL 2021-08-01
RcRownchangeKK*chgGame
 1483 1417 2.00 6 -0.74 20 -14.80 
  Sujkowski, Pawel 1910 POL0.001-0.0420-0.80 
  Gorecka, Zuzanna 1106 POL1.0010.14202.80 
  Sacharewicz, Krzysztof 1796 POL0.001-0.0920-1.80 
  Rachel, Pawel 1114 POL1.0010.14202.80 
  Szyler, Bartosz 1788 POL0.001-0.1020-2.00 
  Ornoch, Jeremi 1183 POL0.001-0.7920-15.80 

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)
 
 XXI Turniej Szachowy o Puchar Kawki Warszawa POL 2021-08-08
RcRownchangeKK*chgGame
 1348 1417 1.50 5 -1.44 20 -28.80 
  Celinski, Kamil 1730 POL0.001-0.1420-2.80 
  Radomski, Tobiasz 1276 POL0.001-0.6920-13.80 
  Chudecki, Daniel 1262 POL0.501-0.2120-4.20 
  Zybrant, Sandra 1067 POL0.001-0.8920-17.80 
  Lachmirowicz, Maciej 1407 POL1.0010.49209.80 

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)
 
 XXII Turniej Szachowy o Puchar Kawki Warszawa POL 2021-08-15
RcRownchangeKK*chgGame
 1661 1417 1.00 4 -0.22 20 -4.40 
  Chomczyk, Marek 2152 POL0.001-0.0120-0.20 
  Gugala, Pawel 1542 POL0.001-0.3320-6.60 
  Tychulski, Krzysztof 1697 POL0.001-0.1620-3.20 
  Papierski, Miroslaw 1251 POL1.0010.28205.60 

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)
 
 XXIV Turniej Szachowy o Puchar Kawki Warszawa POL 2021-08-29
RcRownchangeKK*chgGame
 1315 1417 3.00 4 0.43 20 8.60 
  Bukala, Jan 1022 POL1.0010.08201.60 
  Carrieri, Maurizio 1873 ITA1.0010.942018.80 
  Sidorczuk, Pawel 1170 POL0.001-0.8120-16.20 
  Dluski, Wiktor 1196 POL1.0010.22204.40 

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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