Individual Calculations September 2020
 Jaroszuk, Marcin  Total change: -19.20  Rating chartPersonal card
 Kolowka u Stefana Wronicza 2020 - VIII edycja - grupa A Warszawa POL 2020-06-07
RcRownchangeKK*chgGame
 1732 1581 2.00 8 -0.55 20 -11.00 
  Tychulski, Krzysztof 1819 POL0.001-0.2020-4.00 
  Kuznik, Kamil 1516 POL1.0010.41208.20 
  Milczarek, Robert 1624 POL0.001-0.4420-8.80 
  Radecki, Wojciech 1804 POL0.001-0.2220-4.40 
  Podgorski, Maciej 1810 POL0.001-0.2120-4.20 
  Celinski, Kamil 1979 POL0.5010.42208.40 
  Basiaga, Sebastian 1689 POL0.5010.15203.00 
  Urbaniak, Karol 1612 POL0.001-0.4620-9.20 

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)
 
 229th YMCA Summer 2020-B Warszawa POL 2020-06-25
RcRownchangeKK*chgGame
 1630 1581 5.00 9 1.06 20 21.20 
  Safanowski, Tomasz 1791 POL0.001-0.2320-4.60 
  Mazurkiewicz, Wojciech 1486 POL0.501-0.1320-2.60 
  Pasternak-Winiarski, Adam 1652 POL1.0010.602012.00 
  Koziol, Pawel 1779 POL0.5010.26205.20 
  Sypula, Krzysztof 1620 POL0.001-0.4520-9.00 
  Dabrowski, Leszek 1526 POL1.0010.42208.40 
  Szymanski, Pawel 1539 POL1.0010.44208.80 
  Mazurek, Jerzy 1719 POL0.001-0.3120-6.20 
  Kwiecinski, Rafal 1555 POL1.0010.46209.20 

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)
 
 56th Akiba Rubinstein Chess Festival - Open E Polanica-Zdroj POL 2020-08-15
RcRownchangeKK*chgGame
 1364 1591 5.50 9 -1.47 20 -29.40 
  Czopek, Wojciech 1191  * ENG1.0010.08201.60 
  Palka, Piotr 1302 POL1.0010.16203.20 
  Serewa, Antoni 1427 POL1.0010.28205.60 
  Liskiewicz, Jakub 1468 POL0.501-0.1720-3.40 
  Ullrich, Karol 1471 POL0.001-0.6620-13.20 
  Binkowski, Tomasz 1360 POL0.501-0.2920-5.80 
  Walentynowicz, Marcin 1392 POL0.001-0.7620-15.20 
  Bochniak, Jakub 1254 POL1.0010.12202.40 
  Doskocz, Karol 1414 POL0.501-0.2320-4.60 
 * 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)
 

 

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