Individual Calculations September 2009
 Zhou, Syang  Total change: 18.90  Rating chartPersonal card
 Czech Open 2009 B - Tchibo Open Pardubice CZE 2009-07-24
RcRownchangeKK*chgGame
 2169 2148 5.50 9 1.26 15 18.90 
  Zahn, Benno 1964 GER1.0010.26153.90 
  Buck, Axel 2001 GER1.0010.30154.50 
  Divis, Jaroslav 2057 CZE1.0010.38155.70 
  Suleimanov, Salman 2283 AZE1.0010.681510.20 
  Golcman, Evgeny 2304 RUS0.5010.21153.15 
  Tolstikh, Nikolay m2374 RUS0.001-0.2115-3.15 
  Dekker, Bart 2236 NED0.5010.12151.80 
  Laimins, Lauris 2225 LAT0.001-0.3915-5.85 
  Pfitzenreuter, Gerald 2081 GER0.501-0.0915-1.35 

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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