Individual Calculations July 2011
 Powalka, Michal  Total change: 118.35  Rating chartPersonal card
 92nd YMCA Spring 2011-D Warszawa POL 2011-04-05
RcRownchangeKK*chgGame
 1667 1388 4.50 9 2.96 15 44.40 
  Kovalchuk, Vasyl 1726 UKR0.5010.38155.70 
  Chmielewska, Joanna 1675 POL0.001-0.1615-2.40 
  Maciejewski, Andrzej 1721 POL0.001-0.1215-1.80 
  Kundzik, Jacek 1689 POL0.5010.35155.25 
  Bartczak, Hanna 1682 POL0.001-0.1515-2.25 
  Czuraj, Grzegorz 1485 POL1.0010.63159.45 
  Dominiczak, Adrian 1722 POL0.5010.38155.70 
  Budrewicz, Henryk 1625 POL1.0010.801512.00 
  Woloszyn, Piotr 1681 POL1.0010.851512.75 

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)
 
 64.Mistrzostwa Warszawy 2011 - Open B Warszawa POL 2011-05-07
RcRownchangeKK*chgGame
 1720 1423 4.50 9 3.13 15 46.95 
  Rozycki, Bartlomiej 1760 POL1.0010.881513.20 
  Herman, Monika 1694 POL1.0010.831512.45 
  Baranowicz, Jan 1692 POL1.0010.831512.45 
  Kulakiewicz, Mariusz 1808 POL0.001-0.0915-1.35 
  Chomczyk, Marek 1679 POL0.001-0.1915-2.85 
  Bartczak, Hanna 1696 POL1.0010.831512.45 
  Czajkowski, Adam 1765 POL0.001-0.1215-1.80 
  Kovalchuk, Vasyl 1726 UKR0.5010.36155.40 
  Woloszyn, Piotr 1664 POL0.001-0.2015-3.00 

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)
 
 IV Turniej Cztery Pory roku 2010/11 o Puchar Burmistrza Ursusa Warszawa - Ursus POL 2011-05-28
RcRownchangeKK*chgGame
 1781 1423 2.50 6 1.80 15 27.00 
  Grochulski, Grzegorz 1823  * POL0.001-0.0815-1.20 
  Ciechonski, Piotr 1823  * POL0.001-0.0815-1.20 
  Lewandrowski, Tomasz 1823  * POL0.001-0.0815-1.20 
  Stezycka, Paulina 1571 POL1.0010.701510.50 
  Rogalski, Krzysztof 1823  * POL1.0010.921513.80 
  Eggink, Mateusz 1823  * POL0.5010.42156.30 
 * 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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