Individual Calculations November 2009
 Chomski, Maciej  Total change: 15.45  Rating chartPersonal card
 Indywidualne Mistrzostwa Polski Szkol Gimnazja-Licea Dabki POL 2009-08-23
RcRownchangeKK*chgGame
 1741 1813 4.50 6 0.92 15 13.80 
  Lewandowski, Michal 1638 POL1.0010.27154.05 
  Grzeskow, Adrian 1741 POL1.0010.40156.00 
  Grzenkowicz, Lukasz 1610 POL0.001-0.7615-11.40 
  Adaszewski, Pawel 1672 POL1.0010.31154.65 
  Suliborski, Jakub 1795 POL1.0010.47157.05 
  Wojtaszewski, Piotr 1992 POL0.5010.23153.45 

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)
 
 Baltic Sea Chess Stars Narva EST 2009-10-04
RcRownchangeKK*chgGame
 2009 1849 2.00 6 0.11 15 1.65 
  Kiuttu, Roope 2168 FIN0.001-0.1315-1.95 
  Orava, Aleksander 1844 EST0.501-0.0115-0.15 
  Klabis, Rokas 1965 LTU0.001-0.3415-5.10 
  Kantans, Toms 2249  * LAT0.001-0.0815-1.20 
  Vaarala, Eric 2021 SWE0.5010.23153.45 
  Nedostup, Daniil 1807 RUS1.0010.44156.60 
 * 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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