Rapid: Individual Calculations October 2021
 Kozak, Antoni  Total change: 25.20  Rating chartPersonal card
 Szansa Chess Open Warsaw 2021 - Turniej Rapid Warszawa POL 2021-09-11
RcRownchangeKK*chgGame
 1958 2254 6.50 9 -0.38 20 -7.60 
  Bukala, Weronika 1519 POL1.0010.01200.20 
  Yunusov, Mukhammad 1747 TJK1.0010.04200.80 
  Kaminski, Maciej 1854  * POL1.0010.08201.60 
  Janik, Igor m2453 POL0.001-0.2420-4.80 
  Poniewierski, Piotr 1878 POL1.0010.09201.80 
  Turowski, Piotr 2067 POL1.0010.26205.20 
  Gumularz, Szymon m2390 POL0.001-0.3220-6.40 
  Kurpiewski, Slawomir 1973 POL1.0010.16203.20 
  Kozlowski, Pawel 1739 POL0.501-0.4620-9.20 
 * 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)
 
 VII Otwarte Mistrzostwa Mazowsza w Szachach Szybkich o Puchar Kolei Mazowieckich Karczew POL 2021-09-12
RcRownchangeKK*chgGame
 2038 2254 7.00 9 1.11 20 22.20 
  Grzelak, Piotr 1519 POL1.0010.01200.20 
  Siekanska, Maria 1696 POL1.0010.03200.60 
  Bogdanov, Egor m2472 UKR0.001-0.2220-4.40 
  Traczyk, Pawel 1730 POL1.0010.03200.60 
  Stepniak, Przemyslaw 1748 POL1.0010.04200.80 
  Peng, Li Min m2462 UKR0.001-0.2320-4.60 
  Dobrowolski, Marcin 2050 POL1.0010.24204.80 
  Kanarek, Marcel g2352 POL1.0010.632012.60 
  Kuzmicz, Krystian m2311 POL1.0010.582011.60 

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)
 
 IV Turniej Szachowy o Puchar Prezydenta Miasta Tarnobrzega 2021 Gr A Tarnobrzeg POL 2021-09-19
RcRownchangeKK*chgGame
 2085 2254 7.00 9 1.06 20 21.20 
  Polak, Sylwia 1524 POL1.0010.01200.20 
  Trybowska, Barbara 1843 POL1.0010.08201.60 
  Kopacz, Grzegorz f2079 POL1.0010.27205.40 
  Marszalek, Maciej f2239 POL0.501-0.0220-0.40 
  Jaskolka, Tomasz c2117 POL1.0010.32206.40 
  Golubka, Petro g2471 UKR1.0010.782015.60 
  Mis, Mieszko f2214 POL0.501-0.0620-1.20 
  Mikhaletz, Lubomir g2129 UKR0.001-0.6720-13.40 
  Bogdanov, Ignat 2147 UKR1.0010.35207.00 

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)
 
 XXXI Ogolnopolski Memorial Szachowy Jana Gietki gr A Rudnik nad Sanem POL 2021-09-25
RcRownchangeKK*chgGame
 1937 2254 6.50 9 -0.53 20 -10.60 
  Kon, Dawid 1531 POL1.0010.01200.20 
  Kuziemko, Konrad 1763 POL1.0010.04200.80 
  Jaskolka, Tomasz c2117 POL1.0010.32206.40 
  Mis, Mieszko f2214 POL0.501-0.0620-1.20 
  Kyc, Jerzy 2269 POL0.001-0.4820-9.60 
  Janzer, Hubert 1866 POL0.001-0.9120-18.20 
  Lewko, Pawel 1519 POL1.0010.01200.20 
  Czajkowski, Ryszard 2023 POL1.0010.21204.20 
  Mikhaletz, Lubomir g2129 UKR1.0010.33206.60 

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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