Individual Calculations January 2020
 Jaroszuk, Marcin  Total change: -28.20  Rating chartPersonal card
 II Jesienna Kolowka u Stefana Wronicza 2019 grupa A Warszawa POL 2019-09-11
RcRownchangeKK*chgGame
 1753 1560 1.50 7 -0.32 20 -6.40 
  Kwiecinski, Rafal 1647 POL1.0010.622012.40 
  Urbaniak, Karol 1803 POL0.001-0.2020-4.00 
  Szarfemberg, Pawel 1558 POL0.001-0.5020-10.00 
  Radecki, Wojciech 1826 POL0.5010.32206.40 
  Mostowski, Maciej 1787 FRA0.001-0.2120-4.20 
  Tychulski, Krzysztof 1834 POL0.001-0.1720-3.40 
  Celinski, Kamil 1819 POL0.001-0.1820-3.60 

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)
 
 222nd YMCA Autumn 2019-C Warszawa POL 2019-09-19
RcRownchangeKK*chgGame
 1462 1560 6.00 12 -1.56 20 -31.20 
  Borys, Marek 1386 POL1.0010.27205.40 
  Kuznik, Kamil 1497 POL0.501-0.0920-1.80 
  Bartczak, Hanna 1487 POL1.0010.40208.00 
  Wiktorowski, Janusz 1426 POL0.001-0.6820-13.60 
  Borowski, Marek 1509 POL0.001-0.5720-11.40 
  Mlynarski, Zbigniew 1571 POL1.0010.522010.40 
  Mazurkiewicz, Wojciech 1550 POL1.0010.49209.80 
  Wyczesany, Dariusz 1511 POL0.501-0.0720-1.40 
  Szumigaj, Marcin 1433 POL0.001-0.6720-13.40 
  Budny, Piotr 1381 POL0.001-0.7320-14.60 
  Winogrodzki, Jozef 1415 POL1.0010.31206.20 
  Kwiek, Janusz 1379 POL0.001-0.7420-14.80 

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)
 
 IV Ursynowski Festiwal Szachowy - Grupa FIDE Warszawa POL 2019-12-14
RcRownchangeKK*chgGame
 1511 1530 3.00 5 0.47 20 9.40 
  Krogulski, Maksymilian 1130  * POL1.0010.08201.60 
  Carrieri, Maurizio 1797 ITA0.001-0.1820-3.60 
  Rydel, Kamil 1339 POL1.0010.25205.00 
  Grzadka, Artur 1644 POL0.001-0.3420-6.80 
  Radomski, Aleksander 1646 POL1.0010.662013.20 
 * 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)
 

 

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