Individual Calculations September 2009
 Van Weersel, Arlette  Total change: 4.80  Rating chartPersonal card
 Ikaros Chess Festival 2009 2009 Aegean Open Championship GRE 2009-07-11
RcRownchangeKK*chgGame
 1934 2204 5.00 7 -0.53 15 -7.95 
  Stergiou, Georgios 1804  * GRE1.0010.08151.20 
  Tjiam, Dharma m2381 NED0.001-0.2715-4.05 
  Androni, Konstantina 1804  * GRE0.501-0.4215-6.30 
  Dalakas, Ioannis 1804  * GRE0.501-0.4215-6.30 
  Sidiropoulos, Leonidas 1804  * GRE1.0010.08151.20 
  Nilsson, Erling 1930 DEN1.0010.17152.55 
  Xylogiannopoulos, Antonios 2011 GRE1.0010.25153.75 
 * 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)
 
 Hogeschool Zeeland Chess Tournament 2009 Vlissingen NED 2009-08-01
RcRownchangeKK*chgGame
 2135 2204 6.00 9 0.85 15 12.75 
  Roos, David 1804  * BEL1.0010.08151.20 
  Harini, S. 1986 IND1.0010.22153.30 
  Leenhouts, Koen m2413 NED0.5010.27154.05 
  Kohlweyer, Bernd m2418 GER0.001-0.2315-3.45 
  Beijerinck, Nick 2022 NED1.0010.26153.90 
  Zelbel, Patrick f2348 GER0.001-0.3115-4.65 
  Reyniers, Pieter 2046 BEL1.0010.29154.35 
  Van Gemert, Rogier 1844 NED1.0010.10151.50 
  Bezemer, Arno f2332 NED0.5010.17152.55 
 * 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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