Individual Calculations April 2009
 Holzke, Frank  Total change: -0.50  Rating chartPersonal card
 Corus Chess Tournament - Grandmaster C Wijk aan Zee NED 2009-01-16
 2521 2524 6.50 13 -0.05 10 -0.50 
  Giri, Anish f2469 RUS0.501-0.0810-0.80 
  Gupta, Abhijeet g2569 IND0.001-0.4410-4.40 
  Iturrizaga, Eduardo g2528 VEN0.001-0.4910-4.90 
  Leon Hoyos, Manuel g2542 MEX1.0010.53105.30 
  Harika, Dronavalli mwg2473 IND0.501-0.0710-0.70 
  Pruijssers, Roeland m2445 NED1.0010.39103.90 
  Bitalzadeh, Ali m2400 NED0.501-0.1710-1.70 
  So, Wesley g2627 PHI1.0010.64106.40 
  Bosboom, Manuel m2418 NED1.0010.36103.60 
  Hillarp Persson, Tiger g2586 SWE0.001-0.4110-4.10 
  Howell, David W L g2622 ENG0.5010.13101.30 
  Nijboer, Friso g2559 NED0.001-0.4510-4.50 
  Romanishin, Oleg M g2533 UKR0.5010.01100.10 

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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